Three Cases of Mpox Tied to Severe Illness Worry Health Experts

None of the patients, all California residents, had traveled abroad, suggesting the Clade 1 form was transmitted locally.

Higher Obamacare Prices Become Public in a Dozen States

Consumers are facing greater costs for their 2026 A.C.A. health coverage as Congress continues to debate whether to extend subsidies that help people afford their premiums.

A Somali Hospital Closed After U.S. Aid Cuts. Fired Employees Reopened It Without Pay.

After the Trump administration stopped funding a medical center for women and children, a determined group of health care workers refused to let it shutter.

America’s Retreat From Aid Is Devastating Somalia’s Health System

Hunger and the diseases that stalk small children have surged in Somalia after the U.S. slashed its aid to the country.

Eye Injuries Are Rising Among Pickleball Players

Older players of pickleball, the fastest-growing sport in the United States, are more vulnerable to eye injuries, some of which could lead to vision loss, researchers reported.

America Is Heavily Reliant on China for Raw Materials in Medicines

A new analysis found that nearly 700 drugs approved for use in the United States depend on chemicals solely produced in China.

Trump Rattles Vaccine Experts Over Aluminum

The president’s call for removal of the metal from childhood inoculations set off alarms. About half of shots for polio, whooping cough and other diseases would be affected.

A Furious Debate Over Autism’s Causes Leaves Parents Grasping for Answers

The Trump administration’s embrace of unproven or debunked theories about vaccines and Tylenol has left doctors fielding questions from worried parents.

W.H.O. Warns of Sharp Increase in Drug-Resistant Infections

The U.N. health agency found that one in six infections worldwide was resistant to the most commonly available antibiotics.

They Fought Outbreaks Worldwide. Now They’re Fighting for New Lives.

Hundreds of infectious disease specialists have been let go by the Trump administration. Here are four who focused on keeping pandemics at bay.

Trump Administration Is Bringing Back Scores of C.D.C. Experts Fired in Error

Friday’s layoffs swept up scientists involved in responding to disease outbreaks and running an influential journal. Officials said the mistaken dismissals were being rescinded.

Trump Announces a Deal on Drug Prices With AstraZeneca

The president and top health officials acknowledged using the leverage of tariff threats to forge an agreement. Other companies are still in negotiations with the White House.

Chinese Surgeons Perform First Pig-to-Human Liver Transplant

The transplanted portion of the genetically modified pig liver was removed after 38 days, and the patient, who had advanced liver cancer and cirrhosis, died several months later.

Taking Too Much Tylenol Has Proven Risks. Trump Didn’t Talk About Those.

Acetaminophen’s link to autism is unproven. But hundreds of Americans accidentally overdose on the drug each year, suffering liver damage that can require a transplant or even be fatal.

His Off-the-Grid Vacation Was Interrupted by Winning a Nobel Prize

Fred Ramsdell found out about his Nobel Prize nearly 12 hours after it was announced because he was on vacation in the Rockies.

He Was Expected to Get Alzheimer’s 25 Years Ago. Why Hasn’t He?

Scientists are searching for the secret in Doug Whitney’s biology that has protected him from dementia, hoping it could lead to ways to treat or prevent Alzheimer’s for many other people.

Nobel Prize in Physiology or Medicine Is Awarded for Work on Immune Systems

Mary E. Brunkow, Fred Ramsdell and Shimon Sakaguchi were awarded the prize for research showing how the body regulates its immune responses.

Costco to Sell Popular Weight-Loss Drugs Ozempic and Wegovy

Costco members will pay $499 a month out of pocket, the same price offered at CVS and Walmart, and on the manufacturer’s direct-to-consumer website.

Why Brittle Bones Aren’t Just a Woman’s Problem

More men are now living long enough to develop osteoporosis. But few are aware of the risk, and fewer still are screened and treated.

How Private Equity Oversees the Ethics of Drug Research

Many drug trials are vetted by companies with ties to the drugmakers, raising concerns about conflicts of interest and patient safety.

Kennedy’s Ties to Ally Leading Vaccine Lawsuits Raise Ethical Concerns

Aaron Siri is leading legal efforts on policies that dovetail with parts of Health Secretary Robert F. Kennedy Jr.’s government agenda.

Autism, A.D.H.D., Anxiety: Can a Diagnosis Make You Better?

As our diagnostic categories expand to include ever milder versions of disease, researchers propose that the act of naming a malady can itself bring relief.

Kennedy Fires N.I.H. Scientist Who Filed Whistle-Blower Complaint

Dr. Jeanne Marrazzo, who was on administrative leave, alleged that the Trump administration had defied court orders and undermined vaccine research.

F.D.A. Approves Generic Abortion Pill as Opponents Push Trump for New Restrictions

The decision enraged opponents of abortion, who have been pressuring the Trump administration to restrict access to abortion medication.

How Trump’s Online Drugstore May Affect Your Drug Costs

President Trump and top health officials announced a deal with Pfizer to try to lower Medicaid prices, and a website to help consumers buy drugs directly from manufacturers.

Should the Autism Spectrum Be Split Apart?

Families of people with severe autism say the repeated expansion of the diagnosis pushed them to the sidelines. A new focus on the disorder has opened the way for them to argue their cause.

Long Covid Risk for Children Doubles After a Second Infection, Study Finds

The new research provides evidence that Covid reinfections can increase the risk of long-term health consequences.

Trump Announces Deal With Pfizer to Sell Drugs to Medicaid at European Prices

The administration also announced it will create a website, TrumpRx, that will help consumers buy drugs directly from manufacturers.

Fragile N.C. Residents Lose Medicaid Support for Food and Housing

One year after Hurricane Helene, people in the hard-hit western region of North Carolina can no longer rely on a successful program that helped keep them afloat.

Despite False Claims, Trump Funnels Millions Into Credible Autism Research

Many scientists were pleased to learn that N.I.H. funding will go to leading experts examining complex new theories, not only fears over vaccines.

How Trump’s Latest Tariffs May Affect Your Medicines

The president said he would impose a tariff of 100 percent on certain brand-name drugs. Here’s what we know so far.

Medical Groups Warn Against Visa Fees for Foreign Doctors

The United States depends heavily on physicians trained abroad. The Trump administration’s new fees may exacerbate personnel shortages, especially in underserved regions.

Trump’s Tariffs Would Spare Many Rich Drugmakers While Punishing Some Small Ones

The details of the president’s proposed tariffs were not clear. But it seemed that many big companies would qualify for exemptions.

Kennedy Says U.S. Rejects Global Health Goals

The nation’s top federal health official said the United States could not support W.H.O. policies that he claimed promoted abortion and “radical gender ideology.”

Trump May Try to Force Drugmakers to Match European Prices

A federal website notice, deleted and then reposted by the administration, provides a hint that more aggressive pricing policies may be coming.

U.N. Health Goals Weakened by Industry Pressure, Experts Say

Public health advocates complained that the final recommendations on combating chronic illness removed calls for taxes on tobacco, alcohol and sweetened drinks.

Scientists Study Genes of Woman Who Was the World’s Oldest Person

Spanish researchers say Maria Branyas Morera, who lived to 117, won a genetic lottery. But experts caution that healthy genes and microbiomes don’t explain longevity on their own.

Philanthropies Strike a Promising Deal to Turn Back H.I.V.

Low- and middle-income countries will be able to purchase an effective preventative at a reduced price. The arrangements may help stem the epidemic 40 years after it began.

Why Obamacare Bills May Double Next Year

Extensive subsidies that reduce premium costs for millions are set to expire, unless Congress extends them.

Harvard Dean Was Paid $150,000 as an Expert Witness in Tylenol Lawsuits

The Trump administration has cited Dr. Andrea Baccarelli’s expertise to warn against using acetaminophen — the active ingredient in Tylenol — in pregnancy, based on an unproven autism link.

Judge Orders N.I.H. to Restore Suspended Research Grants at U.C.L.A.

The ruling is a preliminary injunction in a lawsuit over the Trump administration’s termination of hundreds of millions of research grants to the California university.

F.D.A.’s Approval of a Drug for Autism Upends Review Process

The agency expanded use of an old drug as a treatment for some people with autism. The endorsement sent some customers scrambling to buy over-the-counter supplements with the same ingredients.

The Company Behind Tylenol Tries to Navigate Its Latest Crisis

Kenvue, a two-year-old spinoff from Johnson & Johnson, is confronting a public-relations nightmare as President Trump and others suggest unproven links between the pain reliever and autism.

What to Know About Painkillers, Vaccines, Genes and Autism

For decades, researchers have looked for links. Most believe the disorder springs from a complex interplay of genetics and environmental factors.

Trump Issues Warning Based on Unproven Link Between Tylenol and Autism

Top U.S. health officials urged pregnant women not to use acetaminophen, the active ingredient in Tylenol, claiming it could cause autism, though studies have been inconclusive.

These Patients Got the Cure. Then It Went Away.

Gene therapies for rare diseases are frequently developed then discarded by drug companies because they can’t afford to produce the treatment for more patients.

Louise Vincent, 49, Drug User Who Led Harm-Reduction Movement, Dies

She was instrumental in helping to promote wider use of needle exchanges, naloxone and tests to assist drug users in identifying dangerous ingredients.

This Geriatrics Training Program Escaped the Ax. For Now.

The Trump administration has restored promised funds to a program that teaches people in health care how to work with aging Americans.

Pregnant Women Should Not Use Cannabis, New Medical Guidelines Say

Marijuana during pregnancy is linked to poor birth outcomes and developmental delays in children, a leading medical society advised.

A New Shot for Cancer Is Convenient, but Poised to Keep Prices High

The F.D.A. approved Merck’s injected version of its blockbuster infusion Keytruda. The company says it will be quicker and easier, but it stands to slow the adoption of cheaper competitors and increase costs by billions of dollars.

Kennedy’s Vaccine Panel Votes to Limit Access to Covid Shots

The panel recommended that people consult a health professional before receiving a Covid vaccine. Left unclear was whether Americans can still walk into pharmacies for shots.

Kennedy’s Advisory Panel Votes to Limit M.M.R.V. Vaccine for Children Under 4

The members voted against the combination shot for measles, mumps, rubella and chickenpox. Guidelines on vaccines given separately to prevent those infections remain unchanged.

Questions Are Raised About Vaccine Panel’s Reliability as Policy Review Gets Underway

Senator Bill Cassidy warned against any new restrictions, and insurers suggested they would still cover routine vaccinations even if a C.D.C. panel tried to limit them.

5 Takeaways From Ousted C.D.C. Director’s Hearing

Susan Monarez, the head of the public health agency for barely a month, repeatedly told senators that Health Secretary Robert F. Kennedy Jr. was ignoring science in undercutting vaccines.

Western States Issue Their Own Vaccine Recommendations to Counter Kennedy

The guidelines, from California, Oregon, Washington and Hawaii, mirror those of major medical organizations. They were issued a day before an advisory panel was set to meet to review potential changes to federal recommendations.

Can Drug Users Be Forced Into Rehab? Trump Says Yes. So Do 34 States.

The president wants to enforce involuntary commitment laws for severe drug use. But rehab is expensive, without enough beds for those who seek it.

Surgeon General Nominee Pledges to Divest From Wellness Interests

In financial filings, Casey Means stated that she would liquidate holdings in companies that sell personal devices, supplements, tobacco and tech.

Pig Organ Transplants May Pose a Dilemma for Some Jews and Muslims

The taboo against pork is deeply entrenched in both religious traditions. But the prohibition is not absolute.

‘People Are Losing Hope’ Inside ICE Detention Centers

Immigrant detainees are not receiving proper mental health care, lawyers and advocacy groups say, and reports of suicide attempts are persistent.

Who Makes Decisions About Vaccine Policy Now?

Robert F. Kennedy Jr. has hired longtime vaccine safety skeptics and scientists who are critical of Covid shots and mandates to make immunization policy decisions for Americans.

C.D.C. Vaccine Advisers May Limit Hepatitis B Shots for Newborns

Committee members, some of whom are vaccine skeptics, are likely to recommend restricting the use of the shots at birth or delaying them until later in childhood.

Kennedy Adds Five New Members to Vaccine Committee

The committee, whose members were appointed by the health secretary and include vaccine skeptics, will meet on Thursday to review recommendations for several shots.

When a Simple Swim Carries a Risk of Dangerous Illness

The parasitic infection schistosomiasis affects an estimated 200 million people globally, many of them children. But campaigns to identify and treat it face formidable hurdles.

Bonnie Addario, 77, Dies; Survivor of Lung Cancer Made Fighting It a Cause

After climbing in the business world, she received a dire diagnosis, spurring her to found leading nonprofit groups to promote early detection and research.

Michel Odent, Pioneer of Natural Childbirth Techniques, Dies at 95

His innovations, including homelike delivery rooms and birthing pools, were based on his belief that “human birth cannot work as long as a woman is thinking.”

F.D.A. Reviews Reports of Covid Vaccine Deaths

The agency plans to highlight possible links between the shots and accounts of deaths involving children and birth defects to an influential C.D.C. panel meeting next week.

John Mew, Unorthodox Orthodontist Who Went Viral, Dies at 96

He gained a following for techniques, notably one known as mewing, that he said could help fix crooked teeth without surgery. The medical establishment disagreed.

Rare but Serious Complication Shows Flu’s Potential Harm

Acute necrotizing encephalopathy, or A.N.E., can result from influenza or other infections, including Covid-19.

$10 Million in Contraceptives Have Been Destroyed on Orders From Trump Officials

The birth control pills, IUDs and hormonal implants were purchased by U.S.A.I.D. for women in low-income countries. They had been in limbo in a Belgian warehouse after the U.S. cut much of its foreign aid.

California Passes Bill Allowing Omission of Patients’ Names From Abortion Pill Bottles

The intent is to protect health care providers who send the pills to patients in states with abortion bans, and to reassure patients who fear they could be identified.

Major Medical Prizes Given to Cell Biology and Cystic Fibrosis Pioneers

Many winners of the annual Lasker Awards have gone on to win a Nobel Prize in medicine or other fields.

The Jarring Contradiction at the Heart of Kennedy’s Agenda

The health secretary has begun a full-on assault against vaccines but has taken a more restrained approach to pesticides and unhealthy foods, also MAHA priorities.

Trump Moves to Crack Down on Drug Advertising

The administration is proposing a return to a 1990s-era policy that kept most drug ads off TV. That could dent the revenues of drugmakers and major networks.

Read the MAHA strategy report

A report from the White House outlines strategies to combat childhood chronic disease and attempts to set a MAHA agenda for the country.

States Heading Toward Constitutional Showdown Over Abortion Shield Laws

Texas and New York are at the leading edge of an escalating states’ rights battle over the mailing of abortion pills to patients in states with bans.

Why Are More Older People Dying After Falls?

Some researchers suspect that rising prescription drug use may explain a disturbing trend.

Federal Report on Drinking Is Withdrawn

The upcoming U.S. Dietary Guidelines will instead be influenced by a competing study, favored by industry, which found that moderate alcohol consumption was healthy.

Debate Flares Over an Unproven Link Between Tylenol and Autism

Studies over the last decade of acetaminophen use in pregnancy — including a recent scientific review — have yielded mixed results but have not found a causal connection.

5 Takeaways From Kennedy’s Senate Hearing

During often tense exchanges, Health Secretary Robert F. Kennedy Jr. defended his positions on Covid vaccines, the Centers for Disease Control and Prevention and autism.

Whistle-Blower Complaints Detail Tension Over Vaccines at N.I.H.

Two former agency leaders said the administration’s “hostility” toward vaccines had spread to the agency’s top ranks.

Health Care Costs for Workers Begin to Climb

A survey shows employers expect a sharp increase in benefit costs for next year, and many will want workers to shoulder more of the burden.

Kennedy to Add New Members to Vaccine Advisory Panel

The health secretary fired the original committee members in June, replacing them with some who have been critical of vaccines.

F.D.A. Official Overruled Scientists on Wide Access to Covid Shots

The agency’s staff scientists pointed out how Covid was still unpredictable and posed a threat to toddlers, but the official decided to restrict shots only to children with risk factors.

Trump Wants Proof That Covid Vaccines Work. It’s Easy to Find.

In a post on Truth Social, the president suggested that the C.D.C. was being “ripped apart” over a question that was answered long ago.

Reduced Screening May Have Led to Rise in Advanced Prostate Cancer Diagnoses

Changes in screening recommendations over a decade ago may have inadvertently resulted in later diagnosis of the most common cancer in men, a new study has found.

Will the C.D.C. Survive?

Robert F. Kennedy Jr.’s assault may have dealt lasting damage to the agency, experts fear, with harsh consequences for public health.

Who Is the New Acting C.D.C. Director?

The selection of Jim O’Neill, a former Silicon Valley executive, drew objections from Democrats, who noted his lack of medical or scientific training.

Inside the C.D.C., a Growing Sense of Despair

After six months of turmoil, the loss of the new director and a round of high-profile resignations mark a new low, some employees said.

Kennedy Sought to Fire C.D.C. Director Over Vaccine Policy

The director, Susan Monarez, declined to fire agency leaders or to accept all recommendations from a vaccine advisory panel made over by Mr. Kennedy, according to people with knowledge of the events.

Medicare Will Require Prior Approval for Certain Procedures

A pilot program in six states will use a tactic employed by private insurers that has been heavily criticized for delaying and denying medical care.

White House Says New C.D.C. Director Is Fired, but She Refuses to Leave

Susan Monarez was said to have refused to adopt Health Secretary Robert F. Kennedy Jr.’s stance on vaccination policy. A lawyer for Dr. Monarez said the firing was “legally deficient.”

F.D.A. Approves Covid Shots With New Restrictions

The agency’s fall recommendations underscore the goals of Health Secretary Robert F. Kennedy Jr. to limit access to the vaccines, which he has long opposed.

Human Case of Flesh-Eating Screwworm Reported in Maryland

The patient had traveled to Central America, where an outbreak of myiasis, an infection by screwworm larvae, has been ravaging livestock.

Scientists Perform First Pig-to-Human Lung Transplant

Researchers in China placed a lung from a genetically modified pig into a brain-dead man, with mixed results.

Cities Move Away From Strategies That Make Drug Use Safer

San Francisco, Philadelphia and others are retreating from “harm reduction” strategies that have helped reduce deaths but which critics, including Trump, say have contributed to pervasive public drug use.

When I Go, I’m Going Green

More Americans are choosing burials in which everything is biodegradable.

Where Your Medicines Are Made

President Trump’s tariffs have cast a spotlight on where Americans’ drugs are produced. Many are made largely overseas.

Covid Vaccine Opponent Tapped to Lead Federal Review Team

Panel members have been given a broad mandate, despite pleas from C.D.C. employees asking Robert F. Kennedy Jr. to stop spreading misinformation.

What to Know About Plague After a New Case in California

It is not just a scourge of the Middle Ages. Plague still exists, though it is rare. Here’s what to look for and how to protect yourself.

Congo Has Astronomical Rates of Sexual Violence. Now Victims Have Lost Access to Care.

The conflict that has put rebels in control of much of the east of the country has left victims with no legal recourse and dismantled many of the clinics that offered care.

Trump Budget Office Is Withholding H.I.V. Funds That Congress Appropriated

Lawmakers allocated $6 billion this fiscal year for PEPFAR, the H.I.V. prevention and treatment program, but the administration has indicated it will release less than half of that.

A 1990 Measles Outbreak Shows How the Disease Can Roar Back

To understand the virus’s re-emergence in America in 2025, some experts are looking to a past epidemic that had a high death rate in Philadelphia.

Are Marathons and Extreme Running Linked to Colon Cancer?

A small, preliminary study found that marathoners were much more likely to have precancerous growths. Experts aren’t sure why.

Trump’s Get-Tough Approach on Homelessness May Sweep Up Veterans

The administration has pledged to end support for Housing First, the approach behind the V.A.’s greatest housing success story.

A Debilitating Virus Surges Globally as Mosquitoes Move With Warming Climate

Chikungunya, which can disable victims for years, is spreading rapidly, including in China, France and other places that have not seen major outbreaks before.

A New Way to Reduce Children’s Deaths: Cash

Simply giving money to poor families at certain times reduced deaths among young children by nearly half, a new study found.

Why Wildfire Fighters Are Getting Dangerously Sick

The U.S. Forest Service has been sending out crews to fight fires without the recommended masks for decades. Hannah Dreier, a New York Times investigative reporter, reveals the dangerous and sometimes deadly repercussions of sending firefighters into the field unprotected.

MAHA Draft Report Brings Relief to Some, Chagrin to Others

A draft of an upcoming White House report on children’s health was not as harsh toward the agriculture industry as some of Robert F. Kennedy Jr.’s allies had hoped.

A $45 Treatment Can Save a Starving Child. US Aid Cuts Have Frozen the Supply

The dismantling of U.S.A.I.D. has disrupted the global supply chain that provides a therapeutic food, leaving thousands of malnourished children at risk of dying.

H.H.S. Resurrects Vaccine Safety Panel Disbanded Decades Ago

Anti-vaccine groups had sought the revival of the task force.

Tariffs Set to Hit Ireland, Where U.S. Drugmakers Play Tax Games

Manufacturing in Ireland has long helped many American drug companies pay lower taxes. But that strategy was designed for a world without President Trump’s tariffs.

Treating Chronic Pain Is Hard. An Experimental Approach Shows Promise.

A guitarist in a death metal band was one of several people who found that personalized deep brain stimulation eased their pain and helped them reduce pain medication.

Trump Administration Scraps Research Into Health Disparities

In its campaign against “woke” science, the N.I.H. has closed down studies and programs focused on the gaps between racial and socioeconomic groups.

Why Young Children May Not Get Covid Shots This Fall

Under Robert F. Kennedy Jr., federal officials may withdraw an endorsement for the vaccine in younger children.

Kennedy’s Next Target: the Federal Vaccine Court

The system for compensating people injured by vaccines needs significant reform. But the health secretary could alter it in ways that ultimately reduce vaccine access for everyone.

Cannabis Poisonings Are Rising, Mostly Among Kids

As products like weed gummies proliferate, more children and teens are suffering symptoms including seizures and life-threatening breathing problems.

How Older People Are Reaping Brain Benefits From New Tech

Overuse of digital gadgets harms teenagers, research suggests. But ubiquitous technology may be helping older Americans stay sharp.

Why Young Americans Dread Turning 26: Health Insurance Chaos

Young adults without jobs that provide insurance find that their options are limited and expensive. The problem is about to get worse.

A Guide to Finding Insurance at 26

It’s a difficult rite of passage for young adults without job-based insurance. Here are some tips for getting started.

On Vaccines, Kennedy Has Broken Sharply With the Mainstream

While many officials and scientists embrace other parts of the secretary’s agenda, his stance on vaccines is alienating allies who fear a public health crisis.

Pill Causes Major Weight Loss in Eli Lilly Trial’s Results

The company said it planned to seek Food and Drug Administration approval for the drug, orforglipron, before the end of the year.

Kennedy Cancels Nearly $500 Million in mRNA Vaccine Contracts

That kind of shot was first used during the Covid-19 pandemic, but the health secretary has been sharply critical of the technology.

Bird Flu May Be Airborne on Dairy Farms, Scientists Report

In unpublished research, researchers found live virus on equipment, in wastewater and in the air in so-called milking parlors.

A Cancer Patient Chose Assisted Death. That Wasn’t the Last Hard Choice.

Tatiana Andia knew Colombia would permit her a medically assisted death. She took her country with her on the journey to dying.

The 2 Beliefs Driving Conservative Health Care Policy

Why Republicans think that insurance should be tied to employment — and that it’s not essential to have at all.

Childhood Vaccination Rates Have Dropped Again, C.D.C. Data Shows

The new report paints a sobering picture of immunizations as infectious diseases like measles surge across the United States.

Trump Demands That Drugmakers Lower Some of Their U.S. Prices by September

The administration has not put forward a clear legal authority to compel drugmakers to reduce their prices.

New Implant Offers Hope for Easing Rheumatoid Arthritis

The device stimulates the vagus nerve, signaling the body to tamp down the inflammation that contributes to the disease.

Susan Monarez Faces Daunting Challenges as C.D.C. Director

The agency’s new leader must contend with reduced budgets, mass layoffs, political tumult and a boss determined to reshape public health.

Top F.D.A. Official Resigns Under Pressure

After turning down several new drugs and restricting use of another, Dr. Vinay Prasad drew the ire of the right-wing influencer Laura Loomer and others.

Kennedy Announces Plan to Restrict Some Kratom Products

Federal officials said a psychoactive ingredient in kratom had been refined and added to supplements that could quickly become addictive.

UnitedHealth’s Profits Fall as Costs of Care Continue to Rise

In the latest quarter, higher costs were felt across the company’s vast health operations.

Tariffs on Medicines From Europe Stand to Cost Drugmakers Billions

Many pharmaceutical products made in Europe will face a 15 percent tariff, pinching manufacturers and potentially leading to higher drug prices.

Kennedy Intends to Overhaul Federal Compensation for Vaccine Injuries

The program, created by Congress, allows people who believe they were injured by vaccines to apply for financial compensation.

Healthy Lifestyle Can Help People at Risk for Dementia, Study Finds

The study found that a combination of exercise, healthy diet and other behaviors led to cognitive benefits. How much intense guidance is required was unclear, experts said.

UnitedHealth Grew to Be a Leviathan. Then Came the Backlash.

The conglomerate was viewed as one of the most successful companies in America, but patients are enraged and investors have lost faith in its business model.

Infection From Brain-Eating Amoeba Kills Boy in South Carolina

A lawyer for the family of 12-year-old Jaysen Carr said he died on July 18 after contracting a deadly infectious amoeba while swimming in a reservoir.

This Test Tells You More About Your Heart Attack Risk

Coronary artery calcium scans can offer a more precise estimate of a patient’s chances for major cardiac events. Some cardiologists say it remains underused.

UnitedHealth Will Cooperate With Federal Probe of Its Medicare Billing Practices

On Thursday, the giant health care conglomerate announced that it had “proactively reached out” to the Justice Department, after reports of a government investigation had surfaced.

The Ghost in the Therapy Room

Therapists are cautious about sharing personal information. When they fall ill or die unexpectedly, the shock can be shattering.

Kennedy Rescinds Endorsements for Some Flu Vaccines

Federal guidelines no longer recommend flu vaccines containing a preservative, used in a small percentage of vaccines, that has been falsely linked to autism.

U.S. Quietly Drafts Plan to End Program That Saved Millions From AIDS

PEPFAR, the campaign to end H.I.V. globally, would morph into an effort to detect disease outbreaks and sell American products, according to documents obtained by The Times.

First Pill for Postpartum Depression Shows Varied Real-World Results

Some women’s symptoms improved quickly after taking the pill, but depression persisted in others. Doctors are trying to learn which patients benefit, and why some don’t.

F.D.A. Panel Debates ‘Black Box’ Warning for Antidepressants in Pregnancy

An agency-sponsored forum included critics of psychiatry who believe the drugs can harm a developing fetus. Other experts said antidepressants were safe and necessary.

Sanitariums and Stigma: When TB Was Common in the U.S.

After The Times published an interview with John Green about his new book on tuberculosis, many readers wrote to share their families’ history with the disease.

Obesity Prediction Could Be Guided by Genetic Risk Scores

Researchers hope that a better understanding of which genes contribute to excess weight could help with prevention starting in childhood.

How the Organ Donation System Let These Patients Down

Under pressure from the federal government to increase organ transplants, hospitals and organ procurement organizations across the country are rushing people toward donation, and some patients have been harmed. Brian M. Rosenthal explains how and where this is happening.

You Said ‘Yes’ to Being an Organ Donor. What Exactly Does That Mean?

Organ donation saves lives and enjoys widespread public support. But many people are unsure what they agree to when they sign up.

Man Who Was Pulled Into M.R.I. Machine Has Died, Police Say

The man, who, without authorization, entered the room wearing a metal necklace during a scan, died a day after he was critically injured, the authorities said.

Drugmaker Refuses F.D.A. Request to Pull Treatment Linked to Patient Deaths

The regulator had asked Sarepta Therapeutics to halt all shipments of its therapy, Elevidys, after three patients died from liver failure after taking it or a similar treatment.

Health Cuts Would Result in Fewer Drugs for Americans, Budget Office Reports

The Trump administration’s proposed cuts to medical research and health agencies will curtail the development of promising medications, the Congressional Budget Office said on Friday.

Health Insurers Are Denying More Drug Claims, Data Shows

Offering a rare glimpse inside the hidden world of rejected insurance claims, new data shows a steady uptick among major private insurers.

F.D.A. Approves Juul Vapes After Yearslong Delay

The company was accused of marketing its products to teenagers, causing a surge in use.

F.D.A. Panelists Call for Removal of Warnings on Menopause Treatments

Dr. Marty Makary, the agency’s commissioner, said too many women avoid hormone therapy because the risks have been overstated.

Upended by Meth, Some Communities Are Paying Users to Quit

Unlike with opioids, there is no medication to suppress cravings for meth and other stimulants. As use soars, hundreds of clinics are trying a radically different approach.

Trump Official Accused PEPFAR of Funding Abortions in Russia. It Wasn’t True.

PEPFAR, the AIDS relief program, hasn’t operated in Russia since 2012.

Trump Administration Will Limit Medicare Spending on Pricey Bandages

In an about-face, the administration is cracking down on so-called skin substitutes, overused treatments that cost Medicare more than $10 billion last year.

How to Find the Right Medical Rehab Services

Specialized hospitals, nursing homes, clinics and home health agencies provide rehab therapy. Insurers may limit the services you can get.

Even Grave Errors at Rehab Hospitals Go Unpenalized and Undisclosed

For-profit hospitals provide most inpatient physical therapy but tend to have worse readmission rates to general hospitals. Medicare doesn’t tell consumers about troubling inspections.

A Venerable AIDS Activist Returns to Battle

Zackie Achmat, once at the center of South Africa’s push for lifesaving H.I.V. treatment, has come out of retirement as U.S. funding cuts and his own government’s inertia revive old fears.

Kennedy Cancels Meeting of Key Preventive Health Panel

The task force recommends which screenings and other preventive health measures must be covered by insurance.

F.D.A. Posts Collection of Letters Outlining Concerns About New Drugs

The letters, many of which were already available online, detail why the regulators initially declined to approve some drugs. All eventually passed muster.

Justice Dept. Demands Patient Details From Trans Medicine Providers

Doctors and hospitals were subpoenaed for private information on gender-related care for minors, the latest move by the Trump administration to stop the treatments.

Why So Many Women Feel Pain During Their C-Sections

Susan Burton, reporter and host of the podcast “The Retrievals,” talks about the alarming number of patients who report feeling significant pain during their C-sections.

Why So Many Women Feel Pain During Their C-Sections

Susan Burton, reporter and host of the podcast “The Retrievals,” talks about the alarming number of patients who report feeling significant pain during their C-sections.

Life Expectancy in California Has Not Rebounded After Covid

The state’s life expectancy was lower in 2024 than in 2019, according to an analysis, but primarily as a result of causes of death other than Covid.

New Research Questions Severity of Withdrawal From Antidepressants

Warnings about withdrawal from antidepressants have rippled through society in recent years. A new study claims they are overblown.

Lung Cancer Screening on Wheels

On the road with a 68,000-pound tractor-trailer that crisscrosses West Virginia, saving lives.

Medical Societies Sue Kennedy and H.H.S. Over Vaccine Advice

New restrictions on Covid shots run counter to scientific evidence, the groups said.

A Century Ago, Adolescents Weren’t Fully Human

Looking back at an awkward moment in the history of adolescent psychology.

Anna Ornstein, Psychoanalyst Who Survived the Holocaust, Dies at 98

Despite the unspeakable horror of her youth, she embraced a school of psychotherapy that stresses empathy and the belief that everyone can change for the better.

Drugmakers Notch a $5 Billion Win in Republicans’ Policy Bill

More medicines will be spared from Medicare price negotiations, a change that is projected to wipe out billions in savings for the federal government.

454 Hints That a Chatbot Wrote Part of a Biomedical Researcher’s Paper

Scientists show that the frequency of a set of words seems to have increased in published study abstracts since ChatGPT was released into the world.

Top F.D.A. Official Overrode Scientists on Covid Shots

Records show that a top U.S. regulator rejected the recommendations of agency experts and limited the use of Covid vaccines.

Lucian Leape, Whose Work Spurred Patient Safety in Medicine, Dies at 94

Despite resistance from the medical establishment, he found systemic ways to reduce errors, paving the way for a global standard. Thousands of lives have been saved.

Maybe It’s Not Just Aging. Maybe It’s Anemia.

Significant numbers of older people have the condition. Many find relief with an effective treatment that is being more widely prescribed.

John Robbins, Author of ‘Diet for a New America,’ Dies at 77

He walked away from his family’s hugely successful ice cream business to crusade for a plant-based diet and against cruelty to animals.

Kennedy’s New Advisers Rescind Recommendations for Some Flu Vaccines

Critics saw in the move the beginnings of a more restrictive approach to providing vaccines to Americans.

R.F.K. Jr. Says U.S. Will Stop Funding Global Vaccine Agency

Robert F. Kennedy Jr., the health and human services secretary, said the United States would not deliver on a $1.2 billion pledge made by the Biden administration until the organization changed its processes.

Kennedy Withdraws U.S. Funding Pledge to International Vaccine Agency

Robert F. Kennedy Jr. claimed that the agency, Gavi, had “ignored the science” in immunizing children around the world.

The C.D.C.’s Vaccine Meeting: What to Watch For

Hints of a more skeptical approach to immunizations have already surfaced.

Kennedy’s New Advisers Promise Closer Scrutiny of Childhood Vaccines

The reconstituted C.D.C. panel will revisit the standard vaccination schedule. The former head of an anti-vaccine group is now a special federal employee.

Promise of Victory Over H.I.V. Fades as U.S. Withdraws Support

A new drug that gives almost complete protection against the virus was to be administered across Africa this year. Now, much of the funding for that effort is gone.

The Evolution of Trump’s Views on Foreign Aid

The administration has gutted agencies like U.S.A.I.D., and President Trump has denigrated their work as wasteful and rife with fraud. His views on humanitarian assistance have seesawed since he entered political life.

People With Severe Diabetes Are Cured in Small Trial of New Drug

Most in a small group of patients receiving a stem cell-based infusion no longer needed insulin, but the drug may not suit those with more manageable type 1 diabetes.

Insurers Pledge to Ease Controversial Prior Approvals for Medical Care

Major companies had faced mounting pressure to stop denying or stalling authorization of coverage for treatments and prescriptions.

Trump Travel Restrictions Bar Residents Needed at U.S. Hospitals

Limits on travel and visa appointments have delayed or prevented foreign doctors from entering the country for jobs set to begin in weeks.

Regulators Approve a Twice-Yearly Shot to Prevent H.I.V. Infection

The drug could change the course of the AIDS epidemic. But the Trump administration has gutted the programs that might have paid for it in low-income countries.

Real Risk to Youth Mental Health Is ‘Addictive Use,’ Not Screen Time Alone, Study Finds

Researchers found children with highly addictive use of phones, video games or social media were two to three times as likely to have thoughts of suicide or to harm themselves.

Why a Vaccine Expert Left the C.D.C.: ‘Americans Are Going to Die’

Dr. Fiona Havers is influential among researchers who study immunizations. The wholesale dismissal of the agency’s scientific advisers crossed the line, she said.

What Happens if Vaccines Aren’t Recommended?

In recent extraordinary moves, Health Secretary Robert F. Kennedy Jr. has fired and replaced a team that makes vaccine recommendations for the country. Apoorva Mandavilli, a science and global health reporter at The New York Times, explains how this change could impact vaccine accessibility.

South Africa Built a Medical Research Powerhouse. Trump Cuts Have Demolished It.

The budget cuts threaten global progress on everything from heart disease to H.I.V. — and could affect American drug companies, too.

Many Older People Embrace Vaccines. Research Is Proving Them Right.

Newer formulations are even more effective at preventing illnesses that commonly afflict seniors — perhaps even dementia.

Texas OK’s $50 Million for Ibogaine Research

The state’s governor signed legislation to allow clinical trials of a psychedelic drug that shows promise for veterans in treating addiction and post-traumatic stress disorder.

How Kennedy’s Purge of Advisers Could Disrupt U.S. Vaccinations

Robert F. Kennedy Jr., the health secretary, dismissed 17 scientific advisers to the C.D.C. Critics fear newly appointed members will roll back vaccine recommendations.

The Real-Life Dating Boot Camp That Inspired ‘Love on the Spectrum’

When U.C.L.A. psychologists first proposed teaching adults with autism how to date, funders wouldn’t go near it. Now we are in a new world.

F.D.A. to Use A.I. in Drug Approvals to ‘Radically Increase Efficiency’

With a Trump-driven reduction of nearly 2,000 employees, agency officials view artificial intelligence as a way to speed drugs to the market.

A Killer Within Easy Reach

Pesticides are a leading means of suicide. The tiny nation of Suriname is working to restrict access to one of the most common and dangerous ones.

Kennedy Removes All C.D.C. Vaccine Panel Experts

The U.S. health secretary chose to “retire” members of a committee that makes significant decisions about who receives immunizations, including the vaccines for children.

Trump Bill’s Caps on Grad School Loans Could Worsen Doctor Shortage

The proposed limits on federal loans fall well below the costs of medical school. Critics say this could deter students from pursuing medicine.

N.I.H. Workers Denounce Trump’s ‘Harmful’ Health Policies

In a scathing public letter, employees of the National Institutes of Health accused the administration of undermining the agency’s work and endangering people’s health.

Gun Deaths of Children Rose in States That Loosened Gun Laws, Study Finds

Researchers looked at firearm fatalities in the 13 years immediately after the Supreme Court limited local governments’ ability to restrict gun ownership.

A Day With One Abortion Pill Prescriber

A nurse practitioner spoke on the phone with patients in states with abortion bans, assessed their medical eligibility and sent pills. She took some unconventional steps to protect their privacy.

Salmonella Outbreak Linked to Eggs Sickens Dozens

The outbreak has been tied to multiple brown organic and brown cage-free egg brands distributed to grocery stores in seven states, officials said.

What to Know About the Effects of Ketamine

Reports of Elon Musk’s drug use have renewed attention to ketamine, a powerful anesthetic.

Palantir’s Collection of Disease Data at C.D.C. Stirs Privacy Concerns

U.S. and state officials say the consolidation of the public health agency’s vast trove of information could expose patients and will delay analysis of long-term trends.

Used in Covid Shots, mRNA May Help Rid the Body of H.I.V.

A new study shows how the technology deployed in Covid vaccines helped scientists coax the virus out of hiding.

Four States Ask F.D.A. to Lift Special Restrictions on Abortion Pill

The states consider it a move to force the F.D.A. to review and acknowledge extensive research showing the pill’s safety.

Kennedy Says ‘Charlatans’ Are No Reason to Block Unproven Stem Cell Treatments

The U.S. health secretary said people should have access to experimental therapies including unregulated uses of stem cells. But some methods have resulted in blindness, tumors and other injuries.

The Ethical Minefield of Testing Infants for Incurable Diseases

Screening can now determine their risk for an ever-growing list of conditions — including ones we can’t do much about.

Trump Budget Eliminates Funding for Crucial Global Vaccination Programs

The spending proposal terminates support of health programs that, according to the proposal, “do not make Americans safer.”

The Gutting of America’s Medical Research: Here Is Every Canceled or Delayed N.I.H. Grant

Some cuts have been starkly visible, but the country’s medical grant-making machinery has also radically transformed outside the public eye.

From No Hope to a Potential Cure for a Deadly Blood Cancer

Multiple myeloma is considered incurable, but a third of patients in a Johnson & Johnson clinical trial have lived without detectable cancer for years after facing certain death.

Anorexia in Middle Age and Beyond

A growing number of older women are seeking treatment for eating disorders. Many have struggled without help for decades.

Health Risks From Cannabis May Grow as Users Age

More older people are using cannabis products regularly, but research suggests their cannabis-related health problems are also on the rise.

Drug-Defying Breast Cancers Spotted Early in Blood Test Study

A clinical trial found that women could switch drugs without waiting for scans showing cancer progression, which improved their quality of life.

F.D.A. Updates Recall of Tomatoes, Warning of a High Risk of Illness or Death

The recall of tomatoes distributed in three southern states was upgraded to the most severe warning the agency issues.

Salmonella Outbreak Linked to Cucumbers Sickens 45 People

The outbreak, which was traced to a grower in Florida, has spread to 18 states, according to the C.D.C. Several distributors and stores, including Target, have recalled products containing cucumbers.

Étienne-Émile Baulieu, Who Developed the Abortion Pill, Dies at 98

He became an advocate of a woman’s right to choose and once said, “It is always tragic when politics takes the most vulnerable hostage — in this case, women.”

Trump Administration Ends Program Critical to Search for an H.I.V. Vaccine

The termination is the latest in a series of cuts to H.I.V. research and programs to prevent the disease.

C.D.C. Contradicts Kennedy and Keeps Advice That Children May Get Covid Shots

Health Secretary Robert F. Kennedy Jr. said on Tuesday that the vaccine would no longer appear on the childhood immunization schedule. C.D.C.’s update counters his policy.

U.S. Cancels Contract With Moderna to Develop Bird Flu Vaccine

Health Secretary Robert F. Kennedy Jr. has repeatedly questioned the safety of mRNA technology, which is used in the company’s shot.

U.S. Will No Longer Recommend Covid Shots for Children and Pregnant Women

Health Secretary Robert F. Kennedy Jr. upended decades of standard protocol in announcing that the vaccine would be dropped from the immunization schedule for healthy children.

One Type of Mammogram Proves Better for Women With Dense Breasts

Contrast-enhanced mammography identified three times as many tumors as ultrasound scans. But it is not widely used for screening in the United States.

The F.D.A. May Restrict Covid Shots. Who Will Be Able to Get Them?

Though much remains uncertain, experts predicted many people will face new barriers to vaccination.

Is There Really a Chronic Disease Epidemic? It’s Complicated.

Robert F. Kennedy Jr. wants to return the nation to a time when he believes Americans were healthier. Not so fast, many researchers say.

American Breakfast Cereals Are Becoming Less Healthy, Study Finds

They contain increasing amounts of sugar, fat and sodium and decreasing amounts of protein and fiber.

A Blood Test for Alzheimer’s: What to Know

The test may make it easier to identify whether people with memory and thinking problems have Alzheimer’s or not.

A New System Aims to Save Injured Brains and Lives

Nearly 100 neurology experts collaborated on the creation of a new method of evaluating patients with traumatic brain injuries.

Prostate Experts See Familiar Scenario in Biden’s Cancer Diagnosis

Guidelines advise no screening after age 70, and doctors say that even men who test diligently may develop an aggressive cancer after none was found at a recent checkup.

F.D.A. Poised to Restrict Access to Covid Vaccines

Agency leaders said there was evidence to justify approval only for older people and those with medical conditions. Many others may not be able to get the shots.

A Genetic Clue to Why Men Are Taller Than Women

Researchers studied data from a million people and found evidence that a height gene shared by both sexes is amplified in men.

What a Prostate Cancer Diagnosis Like Biden’s Means for Patients

While prognoses for prostate cancer patients were once measured in months, experts say that advances in treatment and diagnosis now improve survival by years.

Surgeons Perform First Human Bladder Transplant

The procedure could be life-changing for some people with debilitating conditions.

F.D.A. Approves Novavax Covid Vaccine With Stricter New Conditions

The agency narrowed who can get the shot and added new study requirements that could cost the company tens of millions.

A Ministroke Can Have Major Consequences

So-called transient ischemic attacks can eventually lead to cognitive declines as steep as those following a full-on stroke, new research finds.

When a Vaccine Safety Trial Becomes Unethical

New vaccines are often evaluated in trials in which some participants receive a placebo. But not all studies can be designed this way.

As Congress Debates Cutting Medicaid, a Major Study Shows It Saves Lives

The most extensive research on Medicaid coverage to date found that it reduced the risk of death by 21 percent.

Novo Nordisk to Replace C.E.O. After Losing Edge in Weight-Loss Drugs

The Danish drugmaker, which makes Ozempic and Wegovy, has seen its stock tumble as competition in the weight-loss drug market has grown fiercer.

Federal Officials May Limit Recommendations for Covid Vaccine

With new testing requirements, it’s not even clear whether new Covid or flu shots can be made available this fall.

Studies of Breast Cancer and Other Diseases Threatened by New Policy

N.I.H. restrictions on payments to foreign partners may jeopardize research into conditions that would benefit Americans.

Baby Is Healed With World’s First Personalized Gene-Editing Treatment

The technique used on a 9½-month-old boy with a rare condition has the potential to help people with thousands of other uncommon genetic diseases.

Trump Budget Cuts Hobble Antismoking Programs

The elimination of a key C.D.C. office has slashed funding to states for help lines used by thousands to stop smoking and vaping.

Overdose Deaths Plummeted in 2024. Will Trump’s Cuts Slow the Momentum?

The progress comes as the Trump administration is proposing to cut funding for many programs believed to have contributed to the improvement.

U.S. Charges Russian Scientist With Smuggling

A government lawyer told a federal judge on Wednesday that the intention is to deport Kseniia Petrova, a Harvard researcher, to Russia.

What a Prostate Nodule Detection Like Biden’s Can Mean for a Man’s Health

Some doctors say they are surprised the condition was found at all in the former president, given his age.

Trump’s Focus on Punishing Drug Dealers May Hurt Drug Users Trying to Quit

Public health and addiction experts fear millions could lose access to treatment and prevention services if the administration’s proposed cuts are enacted.

An L.A. Doctor’s House Burned. Now He Treats the Fires’ Effects in Neighbors.

A new clinic, opened by a pulmonologist who lost his home in the Palisades blaze, is addressing the health issues developing among people exposed to the fires.

With No Real Policy, Trump Asks Drugmakers to Lower U.S. Prices

The president has long complained that the United States pays more for medicines than other wealthy countries. But he offered no clear legal authority to mandate lower prices.

Trump Plan Would Tie Some Drug Prices to What Peer Nations Pay

The president announced an executive order aimed at lowering U.S. drug costs, revisiting an idea that was blocked in court during his first term.

Why Patients Are Being Forced to Switch to a 2nd-Choice Obesity Drug

CVS Caremark decided to stop offering Zepbound in favor of Wegovy for weight loss. It’s the latest example of limits imposed by insurance that disrupt treatments for patients.

What to Know About the Hepatitis A Outbreak in L.A. County

A highly contagious liver infection is surging among groups who are not typically at risk. At least seven people have died.

Local Officials Brace for Loss of Disaster Preparedness Funding

The C.D.C. delivered $750 million annually to state and local health departments for emergency work. The program was eliminated in the Trump administration’s budget blueprint.

Migrants Are Skipping Medical Care, Fearing ICE, Doctors Say

They are finding that people who have been assaulted, or who have serious conditions like diabetes or a high-risk pregnancy, are skipping or delaying care.

Trump Has Called for More Babies but Dismissed Fertility Experts

The research team studying how to improve I.V.F. was a casualty of cutbacks at federal health agencies.

N.I.H. Bans New Funding From U.S. Scientists to Partners Abroad

Generally, researchers will no longer be allowed to direct federal funds to international collaborators.

Trump Administration Asks Court to Dismiss Abortion Pill Case

The request echoes the position the Biden administration took in the case in January, surprising some observers.

UnitedHealth’s Move to End Cyberattack Loan Lifeline Upsets Medical Providers

The company lent roughly $9 billion to practices affected by a vast cyberattack on its payment systems last year. Medical practices are now suing the health care colossus, saying it is pressuring them to repay funds.

Trump Administration Slashes Research Into L.G.B.T.Q. Health

Nearly half of the N.I.H. grants canceled through early May — together worth more than $800 million — addressed the health of sexual and gender minority groups, The Times found.

Honey, Sweetie, Dearie: The Perils of Elderspeak

A new training program teaches aides to stop baby talk and address older people as adults.

Trump’s Budget Cuts Funding for Chronic Disease Prevention

Kennedy has warned of an epidemic of chronic disease, but the budget blueprint would close the C.D.C. center focused on prevention.

Kennedy Orders Search for New Measles Treatments Instead of Urging Vaccination

Decades of research have turned up no miracle treatment for measles, but studies show the M.M.R. shot is 97 percent effective in preventing the disease.

Universal Antivenom May Grow Out of Man Who Let Snakes Bite Him 200 Times

Scientists identified antibodies that neutralized the poison in whole or in part from the bites of cobras, mambas and other deadly species.

Federal Report Denounces Gender Treatments for Adolescents

The H.H.S. review may set the stage for additional restrictions on gender-affirming care. Critics described it as an ideological statement.

U.S. Prosecutors Accuse Large Insurers of Paying Kickbacks for Private Medicare Plans

The Justice Department accused large insurers of colluding with national brokers to steer older people and those with disabilities toward coverage that might not offer the best medical care.

Upheaval in Washington Hinders Campaign Against Bird Flu

Determined to cut costs and manage communications, the Trump administration is moving too slowly to contain the virus, experts say.

Medicine Spares Cancer Patients From Grisly Surgeries and Harsh Therapies

For a limited group of cancer patients who have solid tumors in the stomach, rectum, esophagus and other organs, an immunotherapy trial offered stunning results.

What Nearly Brainless Rodents Know About Weight Loss and Hunger

Studies in neuroscience with applications to humans offer clues about what makes us start eating, and when we stop.

‘Vaguely Threatening’: Federal Prosecutor Queries Leading Medical Journal

The New England Journal of Medicine received a letter suggesting that it was biased and compromised by external pressure. Other journals have also received the letter.

F.D.A. Scientists Are Reinstated at Agency Food Safety Labs

After 20 percent of the agency’s work force was cut, federal health officials have decided to bring back some experts and review firings to fill gaps in critical roles.

Trump budget draft ends Narcan program and other addiction measures.

A $56 million grant to train emergency responders and supply them with the overdose reversal spray, plus other programs that address addiction, could be eliminated.

Federal Officials Promise to Restore Funding to Women’s Health Initiative

The decades-long research effort has contributed to thousands of research papers, altering medical care for women around the world.

Trump Cuts Threaten Agency Running Meals on Wheels

A tiny division responsible for overseeing services for people with disabilities and older Americans is being dismantled as part of an overhaul by Robert F. Kennedy Jr., the health secretary.

Leaders of Mental Health Giant Promised Big Bonuses to Deal With Federal Investigations

Acadia Healthcare’s chief executive was awarded a $1.8 million bonus to respond to “unprecedented governmental inquiries” into allegations of holding psychiatric patients against their will.

Tariffs on China Aren’t Likely to Rescue U.S. Medical Gear Industry

The few domestic companies that still make protective gear for health care workers have clamored for federal intervention. But they worry President Trump’s trade war with China won’t help.

Birthrates Languish in Record Lows, C.D.C. Reports

Despite a 1 percent increase in 2024, U.S. birthrates remained in a historic slump, a trend that worries demographers and cultural critics.

Measles Surge in Southwest Is Now the Largest Single Outbreak Since 2000

Growing case numbers suggest that the national total will surpass that seen during the last large outbreak in 2019.

Sex Hormones Are Brain Hormones. What Does This Mean for Treating Brain Diseases?

A growing understanding of how “reproductive” hormones sculpt the brain could transform the management of neurological conditions.

When They Don’t Recognize You Anymore

People with dementia often forget even close family members as the disease advances. “It can throw people into an existential crisis,” one expert said.

Trump-Allied Prosecutor Sends Letters to Medical Journals Alleging Bias

An interim U.S. attorney is demanding information about the selection of research articles and the role of N.I.H. Experts worry this will have a chilling effect on publications.

What to Know About Eli Lilly’s Daily Pill for Weight Loss

Eli Lilly reported promising results from a study of its experimental oral drug that could rival popular injections to treat obesity and diabetes.

Measles Outbreaks in Canada and Mexico Bring Grim Prognosis

Surges in Mennonite communities near the U.S. border may complicate containment efforts, experts say.

Daily Pill May Work as Well as Ozempic for Weight Loss and Blood Sugar

Eli Lilly said clinical results of its GLP-1 in pill form showed safety and efficacy data similar to blockbuster injectable drugs.

Countries Agree on Treaty Aimed at Preventing Global Health Crises

The World Health Organization finally reached a compromise on a pandemic treaty after three years of talks. The United States withdrew from negotiations after President Trump took office.

Patients Cut Off From Cheaper Obesity Drugs as the F.D.A. Halts Sales of Copycats

U.S. regulators are trying to shut down the industry for compounded weight-loss drugs, which could result in higher costs or suspend treatment for patients.

Faces From a Meth Surge

The devastating stimulant has been hitting Portland, Maine hard, even competing with fentanyl as the street drug of choice. Although a fentanyl overdose can be reversed with Narcan, no medicine can reverse a meth overdose. Nor has any been approved to treat meth addiction.Unlike fentanyl, which sedates users, meth can make people anxious and violent. Its effects can overwhelm not just users but community residents and emergency responders.Here are voices from one troubled neighborhood.

What to Know About Today’s Meth

The highly addictive drug, manufactured almost exclusively by Mexican cartels, is more dangerous than ever. Its use has been surging across the country. Unlike fentanyl, there are no medicines that can swiftly reverse a meth overdose and none approved to treat meth addiction.

As Fentanyl Deaths Slow, Meth Comes for Maine

A powerful stimulant that keeps users sleepless for days and can ignite psychosis and violence has been rattling Portland and its safety networks.

Trump Seeks to Lower Drug Prices Through Medicare and Some Imports

President Trump directed his administration to help states import drugs from Canada. But a proposal to alter a Medicare program to reduce costs could wind up raising prices.

Autism Rate Continues to Rise Among Children, C.D.C. Reports

While the agency stressed that increased screening was most likely behind much of the increase, the health secretary, Robert F. Kennedy Jr., called it an “epidemic.”

This Therapist Helped Clients Feel Better. It Was A.I.

In the first clinical trial of its kind, an A.I. chatbot eased mental health symptoms among participants. The technology may someday help solve the provider shortage.

Trump’s Tariff Threat for Imported Medicines Poses Political Risks

Levies on Americans’ daily prescriptions and other medicines could raise costs, spur rationing and lead to shortages of critical drugs.

A Scientist Is Paid to Study Maple Syrup. He’s Also Paid to Promote It.

Funded by the maple industry, a researcher has exaggerated his findings to suggest that syrup could help prevent serious diseases.

Older People Seeking Care for Cannabis Use at Greater Risk for Dementia, Study Finds

Users needing emergency care or hospitalization were more likely to later develop dementia, researchers reported. That does not prove cannabis was the cause.

This Kidney Was Frozen for 10 Days. Could Surgeons Transplant It?

Scientists developed a way to freeze a large mammal’s kidney, which could ease organ shortages in the future. First, they had to see if their method would work in a pig.

The Many Ways Kennedy Is Already Undermining Vaccines

The health secretary has chipped away at the idea that immunizing children against measles and other diseases is a public health good.

Kennedy Accuses F.D.A. of Drug Industry Influence That Barred Alternative Remedies

The nation’s health secretary addressed agency employees, asking them to shed any corporate influence. But he did not address the mass layoffs that have gutted oversight of tobacco and vapes, food safety and drug reviews.

Trump Administration Delays Plan to Limit Pricey Bandages

Medicare spending on “skin substitutes” reached $10 billion last year. A leading seller made a large donation to President Trump’s election campaign.

Pig Kidney Removed From Alabama Woman After Organ Rejection

Towana Looney lived with the kidney longer than any other transplant patient had tolerated an organ from a genetically modified animal.

Experts Doubt Kennedy’s Timetable for Finding the Cause of Autism

The nation’s health secretary announced that he planned to invite scientists to provide answers by September, but specialists consider that target date unrealistic.

Medicare Bleeds Billions on Pricey Bandages, and Doctors Get a Cut

Medicare spending on “skin substitutes” made of dried placenta has soared as doctors pocket lucrative discounts from sellers.

Have you seen examples of health care fraud, waste or abuse? Tell us about it.

New York Times reporters are looking into cases of unnecessary and wasteful spending in government health programs.

‘The Pitt’ Captures the Real Overcrowding Crisis in E.R.s

From the “chairs” to the hallway medicine, the show’s depiction of an emergency medicine system that is beyond capacity rings true for medical experts.

Kennedy Offers Qualified Support for Measles Vaccination

In an interview with CBS, the health secretary also suggested he wasn’t familiar with massive cuts to state funding for public health.

As His Chronic Disease Tour Wraps, Kennedy Hits His Stride

The health secretary seemed stoic — maybe nervous, even — at the start of his first major trip. But on a hike with Navajo Nation leaders, he was finally in his element.

One-Third of Maternal Deaths Occur Long After Delivery, Study Finds

Pregnancy-related mortality has risen sharply, and doctors have overlooked a particularly dangerous period: from six weeks to one year after the birth.

Amid Tension Around H.H.S. Cuts, Kennedy Meets With Tribal Leaders

The health secretary’s appearance at a tribal self-governance conference brought collegial discussions and a bit of friction.

All Federal Experts on H.I.V. Prevention in Children Overseas Were Dismissed

Mother-to-child H.I.V. transmission takes an enormous toll in low-income countries. The Trump administration has laid off the officials who worked to solve the problem.

Kennedy Calls for States to Ban Fluoridated Drinking Water

The health secretary’s announcement came on the first day of a tour through the Southwest to showcase nutrition legislation and other priorities.

Why Cameras Are Popping Up in Eldercare Facilities

Roughly 20 states now have laws permitting families to place cameras in the rooms of loved ones. Facility operators are often opposed.

As Kennedy Champions Chronic Disease Prevention, Key Research Is Cut

Two significant programs that invested in research on diabetes, dementia, obesity and kidney disease have ended since the start of the Trump administration.

Kennedy Attends Funeral of Texas Girl Who Died of Measles

The health secretary has faced harsh criticism for his handling of the outbreak, embrace of alternative treatments and tepid endorsement of vaccination.

How Measles Attacks an Unvaccinated Child

With falling vaccination rates and outbreaks that have caused more than 790 U.S. cases and at least two deaths, health experts expect hundreds or even thousands more to be infected in the coming months.

Why Measles Outbreaks May Be the New Normal

Recent Trump administration actions are setting the stage for a measles resurgence, experts fear.

A Federal Lab That Tracked Rising S.T.I.s Has Been Shuttered

The United States can no longer keep tabs on drug-resistant gonorrhea, among other infections, scientists said.

Trump Rejects Biden Plan to Expand Medicare Coverage for Obesity Drugs

Administration officials reversed a decision made during the Biden presidency that would have given millions of people access to weight-loss drugs paid for Medicare and Medicaid.

Trump’s Next Tariffs Target Could Be Foreign-Made Medicines

President Trump wants to bring pharmaceutical manufacturing back to the United States. Experts warn that tariffs could result in shortages and higher prices for generic drugs.

Senate Confirms Dr. Oz to Oversee Medicare and Medicaid

The TV celebrity doctor, a cardiothoracic surgeon, will take the reins at a time when the agency is facing cutbacks, especially for the poor, and scrutiny of its missions.

F.D.A. Layoffs Could Raise Drug Costs and Erode Food Safety

Trump cutbacks were supposedly aimed at administrators. But scientists in food and drug-testing labs and policy experts who advance generic drug approvals were also dismissed.

What to Know About Carbon Monoxide Poisoning

Miller Gardner, the 14-year-old son of the retired Yankees player Brett Gardner, died from carbon monoxide poisoning while on vacation in Costa Rica. Here’s why the gas is so dangerous.

Trump Administration Demands Additional Cuts at C.D.C.

In addition to reductions in agency personnel, federal regulators are demanding $2.9 billion in contract cancellations.

C.D.C. Cuts Threaten to Set Back the Nation’s Health, Critics Say

The reorganization that began on Tuesday will scale back an agency that has been a public health model around the world.

Inside the C.D.C., a Final ‘Love Letter’ Before Mass Layoffs

The agency’s injury center was among the departments that were largely gutted in Tuesday’s wave of dismissals. Read a staff member’s letter to colleagues while they awaited their fates.

Shingles Vaccine Can Decrease Risk of Dementia, Study Finds

A growing body of research suggests that preventing the viral infection can help stave off cognitive decline.

More Americans Can’t Afford Medical Care, Poll Finds

A new survey found that 11 percent of Americans said they could not pay for medication and medical treatments.

Federal Health Work Force Makes Up Less Than 1% of Agency Spending

Health Secretary Robert F. Kennedy Jr. suggests that laying off thousands of federal workers would tame a massive budget. But nearly all of the agency’s money goes to hospitals, doctors and nursing homes.

Dr. Oz ‘Disavows’ Support for Transgender Care, Assuaging a Senator’s Concerns

Senator Josh Hawley, a Republican, pressed Dr. Oz on transgender care and abortion, and now says he will vote for the physician’s confirmation to become head of Medicare and Medicaid.

Millions of Women Will Lose Access to Contraception as a Result of Trump Aid Cuts

The United States was a key supplier of contraceptives in many developing countries. The Trump administration has ended that support.

Read the Letter

Researchers at academic institutions nationwide say that U.S. science is being dismantled.

Drug Reduces Mysterious Particle Involved in Heart Attack Risk

The Eli Lilly drug caused a major drop in the blood levels of Lp(a), but further research is needed to show that it will prevent heart attacks and strokes.

Using a ‘Tiny Bit of Math’ May Improve Your Heart Health, Study Suggests

Your average daily heart rate is a useful metric; so is your daily step count. Combining the two might be even better.

Top F.D.A. Vaccine Official Resigns, Citing Kennedy’s ‘Misinformation and Lies’

Dr. Peter Marks, a veteran of the agency, wrote that undermining confidence in vaccines is irresponsible and a danger to public health.

Under Pressure, Psychology Accreditation Board Suspends Diversity Standards

As the Trump administration threatens to strip accrediting bodies of their power, many are scrambling to purge diversity requirements.

Kennedy Turns to a Discredited Vaccine Skeptic for Autism Study

David Geier has been hired as a senior data analyst at H.H.S. According to several people, he will examine any potential links between vaccines and autism that were debunked long ago.

New York County Clerk Blocks Texas Court Filing Against Doctor Over Abortion Pills

The showdown catapults the interstate abortion wars to a new level.

John Green: ‘We Fell Down the Staircase’

The best-selling author “got a little emotional” while talking with The Times about tuberculosis. Listen to the conversation.

Measles Cases in Kansas May Be Linked to Texas Outbreak

State health officials worry that declining vaccination rates have left many communities vulnerable nationwide.

H.H.S. Scraps Studies of Vaccines and Treatments for Future Pandemics

Federal officials cited the end of the Covid-19 pandemic in halting the research. But much of the work was focused on preventing outbreaks of other pathogens.

Trump Administration Abruptly Cuts Billions From State Health Services

States have been told that they can no longer use grants that were funding infectious disease management and addiction services.

U.S. to End Vaccine Funds for Poor Countries

A 281-page spreadsheet obtained by The Times lists the Trump administration’s plans for thousands of foreign aid programs.

Senate Confirms Bhattacharya and Makary to H.H.S. Posts

Dr. Jay Bhattacharya will direct the N.I.H., and Dr. Martin A. Makary will lead the F.D.A. Both have reputations as medical contrarians.

Remedy Supported by Kennedy Leaves Some Measles Patients More Ill

After the health secretary promoted vitamin A as a cure, parents in West Texas began giving their children high doses, sometimes to prevent infection.

Horace Hale Harvey III, a Pioneer in Providing Abortions, Dies at 93

A religious organization recruited him to help open New York City’s first independent abortion clinic, though it was unaware that Louisiana had taken away his license.

Trump Nominates Susan Monarez to Lead C.D.C.

Currently the agency’s acting director, Dr. Monarez would be the first nonphysician to head the agency in more than 50 years.

F.D.A. Approved Lab-Grown Blood Vessel Despite Warnings

The agency OK’d an artificial vessel to restore blood flow in patients, even though its own scientists flagged questionable study results and potentially fatal ruptures of the product.

‘Chaos and Confusion’ at the Crown Jewel of American Science

Senior scientists at the National Institutes of Health fear that research on conditions like obesity, heart disease and cancer will be undermined by President Trump’s policies.

Kennedy Instructs Anti-Vaccine Group to Remove Fake C.D.C. Page

Children’s Health Defense, founded by the health secretary, had published online a vaccine-safety page that looked like the agency’s but that suggested links to autism.

Dementia May Not Always Be the Threat It Is Now. Here’s Why.

The number of cases will increase, but the rates seem to be declining with every birth cohort that reaches advanced ages, researchers said.

Texas Measles Outbreak May Continue for a Year, Officials Say

Vaccination efforts have faltered, and many residents have turned to alternative treatments endorsed by Robert F. Kennedy Jr., the health secretary.

Trump Administration Postpones Deadline for Companies to Record and Trace Tainted Food

A law passed in 2011 required food companies to track food in the event of contamination and a recall. The administration delayed the move, set to take effect next year, for 30 months.

Trump Administration Dialing Back Support for H.I.V. Prevention

The move follows cuts to prevention and treatment efforts worldwide with the shuttering of U.S.A.I.D.

Food Safety Jeopardized by Onslaught of Funding and Staff Cuts

The Trump administration halted some food testing and shut down a committee studying bacteria in infant formula. Earlier funding cutbacks under the Biden administration now threaten state labs and inspectors.

Kennedy’s Alarming Prescription for Bird Flu on Poultry Farms

The health secretary has suggested allowing the virus to spread, so as to identify birds that may be immune. Such an experiment would be disastrous, scientists say.

Citing Trump’s Order, V.A. Halts Most Transgender Care

Veterans who wish to change their gender “can do so on their own dime,” the V.A. secretary said.

Leading a Movement Away From Psychiatric Medication

Laura Delano walked away from the treatments that defined her teens and 20s. Now, she’s hoping to create a road map for others to follow.

Keeping With Kennedy’s Advice, Measles Patients Turn to Unproven Treatments

In West Texas, some with severe illness have not been taken to a doctor until their conditions worsened, officials said.

Senators Grill Oz on Medicaid Cuts and Medicare Changes

Dr. Mehmet Oz, the TV celebrity, dodged queries about Republican plans to cut health insurance for the poor, and emerged unscathed on his ties to major industries.

Science Amid Chaos: What Worked During the Pandemic? What Failed?

As the coronavirus spread, researchers worldwide scrambled to find ways to keep people safe. Some efforts were misguided. Others saved millions of lives.

Dr. Sheldon Greenfield, Who Exposed Gaps in Health Care, Dies at 86

The author of numerous studies, he urged patients to question their physicians and expressed concern about cancer treatment for older adults.

How Much Should Weight Loss Drugs Cost?

A new study found that fair prices for medications like Wegovy and Zepbound would be hundreds less per month than they are now.

Dr. Oz to Face Pointed Questions on Medicare and Medicaid Before Senate Panel

The Senate Finance Committee holds a confirmation hearing on Friday for Dr. Mehmet Oz, the TV celebrity who is nominated to run major health programs for older Americans and the poor.

Dr. David Weldon on the Withdrawal

The former pick to head the C.D.C. issued a statement following the withdrawal of his nomination.

White House Withdraws Nominee for C.D.C. Director

Dr. Dave Weldon was to have appeared on Thursday in a confirmation hearing before the Senate health committee. He has close ties to Robert F. Kennedy Jr., the new health secretary.

Federal Agency Dedicated to Mental Illness and Addiction Faces Huge Cuts

The Substance Abuse and Mental Health Services Administration has already closed offices and could see staff numbers reduced by 50 percent.

Tracking U.S. Measles Outbreaks

As new cases are reported, our maps show the spread of the virus.

Kennedy Rattles Food Companies With Vow to Rid Food of Artificial Dyes

Mr. Kennedy told executives of major food companies that he wants synthetic colors removed from their products. “Decision time is imminent,” a trade group warned its members.

Tuberculosis Resurgent as Trump Funding Cut Disrupts Treatment Globally

The United States was the major funder of tuberculosis programs. Now hundreds of thousands of sick patients can’t find tests or drugs, and risk spreading the disease.

What We Know About mRNA Vaccines

On the five-year anniversary of the Covid pandemic, a Times reporter, Apoorva Mandavilli, looks back at the success of, and the backlash to, the mRNA vaccine. There’s no question that this vaccine technology saved millions of lives. But the vaccine couldn’t provide total protection against transmission or infection, and there were rare cases of side effects, leading to confusion among the American public.

History Isn’t Entirely Repeating Itself in Covid’s Aftermath

Five years after the novel coronavirus emerged, historians see echoes of other great illnesses, and legacies that are unlike any of them.

Mutated DNA Restored to Normal in Gene Therapy Advance

The small study in patients with a rare disorder that causes liver and lung damage showed the potential for precisely targeted infusions.

Kennedy Links Measles Outbreak to Poor Diet and Health, Citing Fringe Theories

In a recent interview, the health secretary also suggested that the measles vaccine had harmed children in West Texas, center of an outbreak.

Why Older People May Not Need to Watch Blood Sugar So Closely

Intensive management of diabetes pays fewer dividends as patients age and raises the chances of hypoglycemia. But many people have not gotten the message.

For Patients Needing Transplants, Hope Arrives on Tiny Hooves

Some scientists are confident that organs from genetically modified pigs will one day be routinely transplanted into humans. But substantial ethical questions remain.

C.D.C. Will Investigate Debunked Link Between Vaccines and Autism

Dozens of studies have failed to find evidence of a link. The decision to re-examine the question comes as a measles outbreak, driven by low vaccination rates, widens in Texas.

Trump Administration Sends Politically Charged Survey to Researchers

Scientists on overseas projects must say whether they work with communist governments and help combat “Christian persecution.”

What Is Hantavirus, the Rare Disease That Killed Betsy Arakawa?

Ms. Arakawa, the wife of the actor Gene Hackman, died from the effects of a disease often caused by contact with droppings from infected rodents.

Melody Beattie, Author of a Self-Help Best Seller, Dies at 76

Her “Codependent No More: How to Stop Controlling Others and Start Caring for Yourself,” a guide to shedding toxic relationships, has sold more than seven million copies.

How Foreign Aid Cuts Are Setting the Stage for Disease Outbreaks

Organizations funded by the United States helped keep dangerous pathogens in check around the world. Now many safeguards are gone, and Americans may pay the price.

As Measles Continues to Spread in Texas, Cases Jump in New Mexico

The outbreak has sickened nearly 200 people in Gaines County, Texas. A neighboring county in New Mexico has seen 21 new cases since Tuesday.

Republican Voters Support Medicaid but Want Work Requirements, Poll Finds

More than 60 percent of all voters — and 47 percent of Democrats — supported a work requirement for Medicaid, the country’s largest health insurance program.

As Ebola Spreads in Uganda, Trump Aid Freeze Hinders Effort to Contain It, U.S. Officials Fear

Two more people are reported dead from the disease, and dozens are in isolation, as the outbreak grows.

Unvaccinated New Mexico Resident Dies of Suspected Measles

The patient tested positive for the infection, but state health officials could not confirm that it was the cause of death.

Defunded Aid Programs Are Asked by Trump Administration to Prove Their Value, on a Scale of 1 to 5

A week after terminating thousands of contracts, the administration has sent questionnaires to those programs asking how their work benefits the U.S. national interest.

Senators Press Makary on Abortion Pills and Vaccines

At a hearing, Dr. Marty Makary, the nominee for F.D.A. commissioner, fielded questions focused on whether he would review or reopen certain policy areas.

F.D.A. Nominee to Face Grilling Over Cutbacks and Policy Shifts

Dr. Marty Makary will testify before the Senate health committee on Thursday. Lawmakers may press him over staff reductions and changes in agency direction on issues like vaccines.

Clearing the Way for Bicyclists, for a Healthier Population and Planet

Jill Warren heads the European Cyclists’ Federation, a Brussels-based nongovernmental organization that advocates cycling to help lower carbon emissions.

Weight Loss Drug Will Be Offered for $499 a Month for Some Patients

Some commercially insured patients stand to save $150 per month on Wegovy, a popular obesity medication. Patients on Medicare and Medicaid are not eligible.

Aging Women’s Brain Mysteries Are Tested in Trio of Studies

Researchers identified a gene that seems to help slow brain aging in women, and studied links between hormone therapy, menopause and Alzheimer’s.

Women With Postpartum Depression Experienced Brain Changes During Pregnancy, Study Finds

The research constitutes some of the first evidence that the condition is associated with modifications in the brain before childbirth.

Florida Seeks Drug Prescription Data With Names of Patients and Doctors

The state’s insurance regulator has demanded detailed information about patients and their medications, raising privacy concerns.

As Measles Spreads, Kennedy Embraces Remedies Like Cod Liver Oil

In an interview, the H.H.S. secretary claimed that unconventional treatments were helping patients but described vaccination as a personal choice.

He Fought Claims of Harm From Infant Formula. Now He Regulates It.

Kyle Diamantas, a former corporate lawyer, is the new director for the F.D.A. food division, which oversees infant formula. He defended a top maker in cases claiming the company had not warned of potential risks to very low-weight babies.

Read the Memo

Nicholas Enrich, acting assistant administrator for global health at U.S.A.I.D., spelled out projections for human health following cuts to foreign aid. Mr. Enrich was placed on administrative leave over the weekend.

U.S.A.I.D. Memos Detail Human Costs of Cuts to Foreign Aid

The world is likely to see millions more malaria infections and 200,000 cases of paralytic polio each year, according to an agency whistle-blower.

Federal Officials Underplaying Measles Vaccination, Experts Say

Robert F. Kennedy Jr. has described the outbreak in West Texas last week as a “top priority.” But he has not explicitly encouraged Americans to get vaccinated.

In Texas Measles Outbreak, Signs of a Riskier Future for Children

Vaccine hesitancy has been rising for years in the United States. Doctors and parents in one rural county are confronting the consequences.

A 4-Year-Old Boy Dies of Ebola in Uganda as U.S. Pulls Back on Help

The Trump administration has canceled at least four of the five contracts with organizations that helped manage the outbreak in Uganda.

U.S. Terminates Funding for Polio, H.I.V., Malaria and Nutrition Programs Around the World

Here are some of the 5,800 contracts the Trump administration formally canceled this week in a wave of terse emails.

U.S. Canceled Work to Contain a Serious Ebola Outbreak

The contracts financed Ebola screening at airports and protective gear for health workers, among other measures. Work had been held up for weeks, contrary to Elon Musk’s claim on Wednesday.

The Organ Transplant List Is Being Ignored

Organ transplant waiting lists are designed to fairly distribute organs to the sickest patients in order of priority. Or so we thought. A New York Times investigation shows that the list leaves many patients waiting for organs despite being next in line. Brian Rosenthal, a New York Times reporter, explains how this list became so unreliable.

Trump Administration Ends Global Health Research Program

The Demographic and Health Surveys were the only sources of reliable information in many countries on metrics such as mortality, nutrition and education.

F.D.A. Expands Access to Clozapine, a Key Treatment for Schizophrenia

Federal regulators will no longer require patients to provide blood tests before receiving the drug from pharmacies.

Dr. Oz: How His Millions Collide With Medicare

The TV celebrity and Trump nominee has pledged to divest from most of his financial interests. But they touch nearly every corner of health care, from insurance to blood pressure cuffs and vitamins, leading experts and lawmakers to doubt he could make impartial decisions.

Human Therapists Prepare for Battle Against A.I. Pretenders

Chatbots posing as therapists may encourage users to commit harmful acts, the nation’s largest psychological organization warned federal regulators.

The Teacher in Room 1214

When a gunman killed two of her students, Ivy Schamis was the only adult in the room. Her journey through guilt and healing sheds light on the impossible role of American teachers.

As the U.S. Exits Foreign Aid, Who Will Fill the Gap?

China could reap the soft-power advantage, but like Western governments, the country is cutting back on aid. Philanthropies say they cannot replace the United States.

F.D.A. Firings Decimated Teams Reviewing A.I. and Food Safety

Staff units evaluating high-tech surgical robots and insulin-delivery systems were gutted by Trump layoffs even though industry fees, not taxpayers, financed the employee salaries.

Dairy Workers May Have Passed Bird Flu to Pet Cats, C.D.C. Study Suggests

But the study, whose publication was delayed by a pause in public communications by the agency, leaves key questions unanswered.

Emergency Food, TB Tests and H.I.V. Drugs: Vital Health Aid Remains Frozen Despite Court Ruling

The Trump administration appears to be flouting a judge’s order pausing the dismantling of U.S.A.I.D.

Dr. Oz, Trump’s Medicare Nominee, Pledges to Sell Health Stocks

The celebrity doctor said he would divest from his interests in many drug, medical and insurance companies, worth millions of dollars.

Trump Administration Has Fired Health Inspectors at Some Border Stations

Scientists worry that the losses may open the door to human, plant and animal diseases that would otherwise have been caught.

Scientists Describe Rare Syndrome Following Covid Vaccinations

In a small study, patients with the syndrome were more likely to experience reactivation of Epstein-Barr virus and high levels of a coronavirus protein.

Trillions of Viruses Live in Your Body. A.I. Is Trying to Find Them.

The Human Virome Program will analyze samples from thousands of volunteers in an effort to understand how viruses affect health.

Pope Francis Has Bilateral Pneumonia

The condition, which entails pneumonia in both lungs, is potentially grave, according to health experts.

An Invisible Medical Shortage: Oxygen

Oxygen is vital to many medical procedures. But a safe, affordable supply is severely lacking around the world, according to a new report.

She’s Trying to Stay Ahead of Alzheimer’s, in a Race to the Death

In the Netherlands, doctors and dementia patients must negotiate a fine line: Assisted death for those without capacity is legal, but doctors won’t do it.

New Insights Into Older Hearts

Heart disease is more common in people over 65, but treatments are better than ever. That can complicate decision-making for older heart patients.

Trump Will Withhold Money From Schools That Require Covid Vaccines

An estimated 15 colleges still required Covid vaccines for students as of late last year. No states require K-12 students to get the shots.

N.I.H. Research Grants Lag $1 Billion Behind Last Year’s

After weeks of disruption to scientific federal grants, the National Institutes of Health has fallen behind in funding research into treatments for deadly diseases.

Texas Judge Fines New York Doctor and Orders Her to Stop Sending Abortion Pills to Texas

It is the first ruling in a case challenging “shield laws” intended to protect doctors in states that support abortion rights who send abortion pills to states with bans.

After Abortion Bans, Infant Mortality and Births Increased, Research Finds

The findings showed the highest mortality occurred among infants who were Black, lived in Southern states or had fetal birth defects.

Trump’s W.H.O. Exit Throws Smallpox Defenses Into Upheaval

Health experts see his retreat from international cooperation as disrupting the safe-keepers of one of the world’s deadliest pathogens.

Court Pause on Trump Cuts to Medical Research Funds Is Expanded Nationwide

The federal order temporarily halts the Trump administration’s plans to slash $4 billion in overhead costs for research at universities and medical centers into diseases like cancer.

The Physicians Really Are Healing Themselves, With Ozempic

At cardiology conferences and diabetes meetings, doctors can’t help noticing that thin seems to be very in.

2 Million Baked Goods Are Recalled Over Listeria Risk

The recall, which was initiated on Jan. 7 and upgraded on Wednesday, includes several Dunkin’ products, federal safety officials said.

With Aid Cutoff, Trump Halts Agency’s Legacy of ‘Acting With Humanity’

Shock and grief rippled through the health community as lifelines for care were abruptly severed.

A Sick Inmate in New York Is Freed After Suing Over Parole Delay

Steve Coleman was kept for 21 months after his parole date because the state could not find a nursing home placement.

Surgeons Transplant Engineered Pig Kidney Into Fourth Patient

A 66-year-old man from New Hampshire became the fourth person to receive a pig’s kidney.

C.D.C. Posts, Then Deletes, Data on Bird Flu Spread Between Cats and People

The data, which appeared fleetingly online on Wednesday, confirmed transmission in two households. Scientists called on the agency to release the full report.

Abandoned in the Middle of Clinical Trials, Because of a Trump Order

The stop-work order on U.S.A.I.D.-funded research has left thousands of people with experimental drugs and devices in their bodies, with no access to monitoring or care.

Marijuana Dependence Linked to Higher Risk of Death

Two new Canadian studies are the largest to date looking at death rates and psychosis associated with cannabis use disorder.

Cows Have Been Infected With a Second Form of Bird Flu

A new version of the virus is widespread in wild birds but had not previously been detected in cows.

Foreign Aid Freeze Leaves Millions Without H.I.V. Treatment

President Trump’s pause on aid, and the gutting of the primary aid agency, could jeopardize the health of more than 20 million people worldwide, including 500,000 children, experts say.

Ernest Drucker, Public-Health Advocate for the Scorned, Dies at 84

He marshaled epidemiological research to press for changes in drug policy, alternatives to prison and needle-exchange programs to slow the spread of AIDS.

Drug Similar to Ozempic Failed to Treat Parkinson’s Disease in a Trial

The study may suggest that other researchers should be less optimistic about the prospects for treating a range of other conditions with newer weight-loss drugs.

How a Leftist Activist Group Helped Torpedo a Psychedelic Therapy

The fallout from the F.D.A.’s rejection of MDMA-assisted treatment for PTSD worries researchers and experts who fear other psychedelic drugs in the pipeline could be jeopardized.

F.D.A. Approves Studies of Pig Organ Transplants for Kidney Patients

The research offers hope to tens of thousands of patients with kidney failure who are on a long waiting list for an organ transplant.

C.D.C. Site Restores Some Purged Files After ‘Gender Ideology’ Ban Outcry

Intense backlash prompted the reinstatement of some online resources. But guidelines for safe contraception and information on racial inequities in health care remain missing.

Could the Bird Flu Become Airborne?

Scientists were slow to recognize that Covid spreads through the air. Some are now trying to get ahead of the bird flu.

F.D.A. Upgrades Recall of Some Chocolate Snacks to Highest Risk Level

The agency warned that the products, made by Cal Yee Farm, could have potentially serious or even deadly consequences because the packages were mislabeled. No illnesses have been reported.

Health Programs Shutter Around the World After Trump Pauses Foreign Aid

Lifesaving treatment and prevention programs for tuberculosis, malaria, H.I.V. and other diseases cannot access funds to continue work.

These Settings Aren’t Real. But for Dementia Patients, What Is?

Fake nurseries and town squares seem to comfort patients. But some experts wonder whether they are patronizing, even infantilizing.

New York Doctor Indicted in Louisiana for Sending Abortion Pills There

The case opens a new front in the battle between states that ban abortion and states that support providing abortion anywhere in the country.

Health Resources Vanish Following D.E.I. and Gender Orders

Vague federal directives have led to frantic action, and perhaps overreaction, before a Friday deadline.

Kennedy Says He Will Give HPV Vaccine Lawsuit Proceeds to His Son

Robert F. Kennedy Jr. also disclosed that he had reached at least one settlement agreement with a company or individual that has accused him of “misconduct or inappropriate behavior.”

F.D.A. Approves Drug to Treat Pain Without Opioid Effects

The drug, Journavx by Vertex Pharmaceuticals, blocks pain signals to the brain, making it nonaddictive.

Kennedy Says He Will Not Keep Fees From HPV Vaccine Litigation

Senators had objected to the financial conflict posed by Robert F. Kennedy Jr.’s decision to retain a financial stake in lawsuits against a major drug company. It remains unclear whether any proceeds would be redirected.

Loretta Ford, ‘Mother’ of the Nurse Practitioner Field, Dies at 104

She transformed nursing by making it an area of clinical practice and research and recasting nurses as colleagues of doctors, not assistants.

Is the HPV Vaccine Safe? Yes, Despite Kennedy’s Criticisms

During his second day of confirmation hearings, Robert F. Kennedy Jr. declined to disavow comments he had made disparaging the vaccine as unsafe.

Fact-Checking Kennedy’s Health Claims in His Confirmation Hearing

Robert F. Kennedy Jr., the nominee to lead the Department of Health and Human Services, made a number of disputed claims.

What Kennedy has said about weight loss drugs and the obesity epidemic.

N.I.H. Trials and Essential Hiring May Continue, Acting Director Says

The interim leader of the National Institutes of Health gave some clarification tied to Trump administrations restrictions on travel and communications, but questions remain.

Kennedy aims to “Make America Healthy Again.” Historians say Americans’ health was far worse in the past.

R.F.K. Jr. Appears Unfamiliar With Key Elements of Medicare and Medicaid

In testimony to the Senate Finance Committee, Mr. Kennedy seemed to confuse the two government programs that cover more than 150 million Americans.

Kennedy Is Keeping His Stake in Vaccine Litigation

If confirmed as health secretary, Robert F. Kennedy Jr. would oversee the Food and Drug Administration and other agencies that issue key decisions for drug companies.

R.F.K. Jr Has Spasmodic Dysphonia, a Condition That Makes His Voice Raspy

Robert F. Kennedy Jr. started developing symptoms of the condition in 1996.

Leaving the W.H.O. Could Hurt Americans on a Range of Health Matters

President Trump’s decision to pull out of the international health agency could deprive the United States of crucial scientific data and lessen the country’s influence in setting a global health agenda.

State Department Permits Distribution of H.I.V. Medications to Resume — for Now

Experts fear a resurgence of infections in low-income countries if the ban were to continue. The waiver remains in place, while officials review foreign aid programs.

A Nutrition Program for Low-Income Americans Seeks Clarity on Funding Pause

It was not immediately known how the federal funding freeze would affect W.I.C., which provides vouchers for healthy foods to low-income pregnant and postpartum women, infants and children.

Kennedy, in His Own Words: Flu, Diabetes, Autism and More

Robert F. Kennedy Jr., President Trump’s nominee for health secretary, doesn’t just hold fringe views on vaccines. We fact-checked five recent statements.

Caroline Kennedy Urges Senators to Reject Her Cousin’s Nomination

In a scathing letter to lawmakers weighing Robert F. Kennedy Jr.’s nomination for health secretary, Ms. Kennedy called her cousin unfit for the job and a “predator” who led family members to addiction.

The $8 Billion Children’s Vaccine Fund Kennedy Would Oversee

If confirmed by the Senate to be the nation’s health secretary, Robert F. Kennedy Jr. would have vast powers over immunization policies for children and adults.

When ‘Cancer’ Gets in the Way of Treatment

Some oncologists suggest that, for certain early cancers not at risk of spreading, the term “cancer” should be avoided.

Saving Children’s Eyesight and Their Future in Mozambique

One doctor is showing nurses, teachers and parents how to spot eye problems, many of which can be easily treated. Surgery, and even just glasses, can be life-changing, and keep kids in school.

Trump Administration Halts H.I.V. Drug Distribution in Poor Countries

PEPFAR’s computer systems also are being taken offline, a sign that the program may not return, as Republican critics had hoped.

‘A Dangerous Virus’: Bird Flu Enters a New Phase

A pandemic is not inevitable, scientists say. But the outbreak has passed worrisome milestones in recent weeks, including cattle that may have been reinfected.

Carol Downer, Feminist Leader in Women’s Health, Dies at 91

She opened clinics, worked to educate women about their reproductive health, and promoted an abortion technique she felt was safe enough for laypeople.

Derek Humphry, Pivotal Figure in Right-to-Die Movement, Dies at 94

His own experience assisting his terminally ill wife in ending her life set him on a path to founding the Hemlock Society and writing a best-selling guide.

Yes, Some Vaccines Contain Aluminum. That’s a Good Thing.

R.F.K. Jr. and others have blamed the ingredient for allergies and other illnesses. Scientists say it actually bolsters the immune response.

New Research Finds Potential Alternative to Abortion Pill Mifepristone

The research could further complicate the polarized politics of abortion because the drug in the study is the key ingredient in a pill used for emergency contraception.

Sacklers Up Their Offer to Settle Purdue Opioids Cases, With a New Condition

A group of 15 states have reached a tentative new deal that would require them to set aside hundreds of millions of dollars from the settlement in a legal-defense fund for the family.

Recalls of Raw Pet Food Expand After More Bird Flu Cases in Cats. Here’s What to Know.

Cats in at least four states have died after eating raw, commercially available pet food.

People With A.D.H.D. Are Likely to Die Significantly Earlier Than Their Peers, Study Finds

A large study found that men lost seven years of life expectancy and women lost nine years, compared with counterparts without the disorder.

Trump Administration Temporarily Mutes Federal Health Officials

Scientific meetings were canceled, and research data on the bird flu outbreak was delayed, amid confusion over the directive.

When the Retirement Community Goes Bankrupt

It doesn’t happen often. But when it does, some residents risk losing everything.

Kennedy’s Plan for the Drug Crisis: A Network of ‘Healing Farms’

The positions of Robert F. Kennedy Jr. on vaccines and drug companies are well known. His approach to addiction has been far less scrutinized.

Kennedy Sought to Stop Covid Vaccinations 6 Months After Rollout

Robert F. Kennedy Jr. petitioned the F.D.A. to revoke authorization of the shots at a time when they were in high demand and considered life-saving.

Medicare to Negotiate Lower Prices for Weight-Loss Drugs

The government is expected to pay lower prices for Ozempic and Wegovy starting in 2027. The Trump administration will decide whether to expand coverage for millions of Americans.

Sick Prisoners in New York Were Granted Parole but Remain Behind Bars

Prisons across the country are struggling to find nursing home placements for sick prisoners after granting them parole. In New York, some inmates are suing for release.

UnitedHealth’s Revenues Rise, in First Earnings Report Since C.E.O.’s Killing

But high medical costs contributed to results that disappointed Wall Street, and the company’s stock fell on the news that it had made less than analysts expected.

Cancer’s New Face: Younger and Female

Although long considered a disease of aging, certain cancers are turning up more often in younger women, according to a new report.

Insulin Prices Dropped. But Some Poor Patients Are Paying More.

A law that coaxed companies to lower the price of drugs came with a little-known consequence: smaller discounts for low-income health clinics.

F.D.A. Bans Red Dye 3 in Foods, Linking It to Cancer in Rats

Consumer and food safety groups have long urged the agency to revoke the use of this dye and others. The F.D.A. says studies have shown that it causes cancer in rats, but not in humans.

White House Advances Last-Minute Push to Cut Nicotine in Cigarettes

In the final days of the Biden administration, the F.D.A. is moving ahead with a proposal to require companies to produce a less addictive product for traditional smokers.

Online Therapy Boom Has Mainly Benefited Privileged Groups, Studies Find

Digital mental health platforms were supposed to expand access for the neediest patients. Researchers say that hasn’t happened.

Cancer Remission Like Catherine’s Does Not Always Mean the Illness Is Cured

While the announcement is good news for the Princess of Wales, cancer experts describe the challenges of a life shadowed by an earlier diagnosis.

New Obesity Definition Challenges Current Use of B.M.I.

An international commission made the case for focusing on body fat quantity and the illnesses people experience.

F.D.A. Proposes New Food Labels to Detail Sugar, Fat and Salt Levels

The agency issued designs for front-of-package lists that food companies would be required to include.

Estimated Gaza Toll May Have Missed 25,000 Deaths, Study Says

Analysis found that more than 64,000 Palestinians may have been killed by traumatic injury in the first nine months of the war.

Moderate Drinking Raises Health Risks While Offering Few Benefits

A federal analysis that will shape the influential U.S. Dietary Guidelines questions alcohol’s overall benefits.

Have Americans Ever Really Been Healthy?

Medical historians say that the phrase “Make America Healthy Again” obscures a past during which this country’s people ate, smoked and drank things that mostly left them unwell.

Dementia Cases in the U.S. Will Surge in the Coming Decades, Researchers Say

By 2060, new dementia cases per year could double to one million because of the growing population of older Americans, a study predicts.

How Lagging Vaccination Could Lead to a Polio Resurgence

In its original form, the virus survives in just two countries. But a type linked to an oral vaccine used in other nations has already turned up in the West.

Even Adults May Soon Be Vulnerable to ‘Childhood’ Diseases

Outbreaks among the unvaccinated are a predictable consequence of falling immunization rates. But even vaccinated adults may be vulnerable to some illnesses.

Study Links High Fluoride Exposure to Lower I.Q. in Children

The results of a new federal analysis were drawn from studies conducted in other countries, where drinking water contains more fluoride than in the United States.

Abortion Pills Prescribed by Pharmacists Are Newest Effort in Abortion Fight

Washington State’s program is the first, but other states are expected to try allowing pharmacists to prescribe the pills to counter growing efforts to curtail abortion access.

Drug Company to Share Revenues With Indigenous People Who Donated Their Genes

Variant Bio, a small biotech company based in Seattle, is using genetic information from Indigenous people to develop drugs for obesity and diabetes.

What We Know About HMPV, the Common Virus Spreading in China

While cases are climbing in China, the situation is very different from what it was when Covid-19 emerged five years ago, medical experts say. HMPV has circulated in humans for decades.

First Bird Flu Death in U.S. Reported in Louisiana

The deceased was over 65 and had other medical conditions, state officials said.

Diabetes and Heart Disease Rise Alongside Sugary Drink Consumption

A new study assesses the effects of sugar-laden beverages on global health, with higher rates of consumption found in Latin America and parts of Africa.