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

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.

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

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.

Regulators sent about 100 warning letters this week to drug advertisers, including to Hims & Hers, a major online provider of weight-loss drugs.

America’s cancer research system, which has helped save millions of lives, is under threat in one of its most productive moments.

“Fit for Life,” which she wrote with her husband, was a best seller in the 1980s promoting good health ahead of weight loss. But doctors were critical.

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.”

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

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

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.

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

The report, which follows a draft leaked last month, demonstrates both the ambitions and limits of Robert F. Kennedy Jr.’s “Make America Healthy Again” agenda.

Behind the scenes, major pharmaceutical companies and Trump-tied billionaires are furiously lobbying in opposite directions over proposed anti-China measures.

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.

If the results are promising, veterinarians hope to give the shots to wild Hawaiian monk seals, which are endangered.

In the 1980s, when government lagged in its response to the disease, he solicited private support for prevention and treatment.

Neurologists are exploring medications that would help the brain recover after a stroke or traumatic injury.

By promoting suspicions about the institutions he oversees, critics say Robert F. Kennedy Jr. is jeopardizing public health. He says he is pursuing transparency.

He started fighting wildfires as a teenager. After inhaling smoke on the front lines for six seasons, he faced an impossible choice.

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.

The researcher and author Jean Twenge has a prescription for the harmful effects of screen time on children. If only parents would listen.

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.

Scammers are using A.I. tools to make it look as if medical professionals are promoting dubious health care products.

A three-hour hearing before the Senate Finance Committee revealed that the health secretary was on uncertain ground even with some Republicans who voted to confirm him.

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

California, Oregon and Washington said they would work together to review scientific data, saying the C.D.C. could no longer be trusted. But Florida said it would abolish all vaccine mandates.

In the world of presidential health, distrust and speculation run so rampant that even Mr. Trump’s online assurance that he was fine was immediately explained away as part of a cover-up.

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.

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.

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

After she lost her son to an overdose, Serena Fallon went on a quest to hold someone accountable for his death.

Authoritarians have long feared and suppressed science as a rival for social influence. Experts see President Trump as borrowing some of their tactics.

Patients are flooding medical practices with reports of the telltale signs of Covid and questions about whether they will be able to get vaccinated.

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

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

Because a C.D.C. panel has not yet recommended the shots, the country’s largest pharmacy chains are requiring prescriptions or holding back altogether under some state laws.

A network of hospitals and cancer centers dedicated to early phase trials of novel treatments will no longer receive federal funding.

Lawyers for the agency’s chief, Susan Monarez, insist that the impasse with Health Secretary Robert F. Kennedy Jr. can only be resolved by President Trump.

Susan Monarez was said to have refused to adopt Health Secretary Robert F. Kennedy Jr.’s stance on vaccination policy.

A new study reveals some of the crucial molecular steps on the path to bipedalism.

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

Family estrangement can bring up big, difficult emotions, and it’s not always about parents and children.

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.

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

For some cultures, the practice of cranial deformation may have offered individuals a path to privilege later in their lives.

Health issues prevented the women, who were in their 80s, from climbing out, officials said. They became unresponsive after overheating and developing hyperthermia.

President Trump’s planned pharmaceutical tariffs threaten to hit many of the most common and well-known drugs that Americans take.

More Americans are choosing burials in which everything is biodegradable.

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

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.

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.

These coaches help professional athletes achieve their goals through mental preparation — and they could help you, too.

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.

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

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

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

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

Medicaid pays for most of the in-home care that lets disabled Americans live independently. Will coming cuts put that care in jeopardy?

The U.S. Forest Service has fought decades of efforts to better protect its crews — sending them into smoke without masks or warnings about the risks.

While thousands of people are bitten by venomous snakes in the United States each year, deaths are uncommon, according to the authorities.

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.

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.

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.

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.

International charities warned that, left unchecked, the disease’s spread might exacerbate similar outbreaks across the African region for weeks or months to come.

The American and Mexican governments are exploring “all options” to battle a deadly parasite threatening cattle and wildlife.

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

Dr. Vinay Prasad’s rehiring was an unusual instance of a federal official targeted by the right-wing activist Laura Loomer being brought back into the Trump administration.

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.

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

The former Texas governor and Trump energy secretary has now dedicated his life to promoting the powerful psychedelic ibogaine.

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

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

Employees expressed horror at a shooting at the agency’s headquarters, and some said they viewed it as part of a pattern of threats and assaults on health workers.

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

President Trump’s laissez-faire approach is notable, given that the development of the Covid vaccine was seen as one of his first term’s most notable achievements.

If you’ve lost yourself in a relationship, it may be time to untangle your identities and establish clearer boundaries.

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.

The president posted talking points provided by one firm that donated millions, and his administration delayed a change on coverage of pricey bandages that could have hurt the company.

An ancient hybrid of tomatoes and potato-like plants may have given rise to the modern spud, a new study suggests.

The source of the illness has not been conclusively identified more than a week after people began getting sick.

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

Researchers at King’s College London will track the experiences of up to 3,000 children and teenagers who are being treated by Britain’s health service.

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

The administration is working with tech companies to make sharing information with various providers easier. Experts raised concerns about privacy and security.

Trisomy 18 is normally fatal within weeks of birth. But some parents are getting more time — with surgeries, luck and an incredible amount of effort.

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

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

Four radioactive wasp nests may indicate previously undetected environmental contamination at the decades-old Savannah River Site. Here’s what to know.

Generations of Americans who struggled to complete a pull-up in front of their classmates winced as President Trump announced that he was reinstating the annual assessment.

Like many Americans, Republicans believe that insurance should be tied to employment — and increasingly they don’t think it’s essential to have at all.

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

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

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

As a longtime Washington Post reporter and an author of 10 books, he held corporate America accountable for safe pharmaceuticals and cars.

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.

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

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

As male social circles shrink, female partners say they have to meet more social and emotional needs.

His company, the Chiron Corporation, contributed important scientific discoveries toward treatments for H.I.V., hepatitis B, diabetes and more.

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

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.

Coronary artery calcium testing can reveal plaque in arteries, offering a more precise estimate of a patient’s risk. Yet the test remains underused.

Eight therapists share lessons they find themselves repeating again and again.

If you’ve noticed that certain baked goods are more tolerable abroad, it may not be all in your head.

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.

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

She was the last of four sisters who became a Depression-era sensation, performing onstage. Offstage, they endured abuse and were studied for their schizophrenia.

In a public letter, employees of the National Science Foundation accused the administration of politicizing the agency and impeding scientific innovation.

From land, a rip current can appear relatively calm, as a strip of water that extends out between breaking waves. Its appearance can be deceiving.

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.

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.

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

People across the United States have endured rushed or premature attempts to remove their organs. Some were gasping, crying or showing other signs of life.

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

People who can delay gratification and master their impulses thrive in life. And experts say that you can learn skills to rein in bad habits.

The man, 61, was in critical condition after entering an exam room in Westbury, N.Y., on Long Island, without authorization while a scan was in progress, the authorities said.

The start-up, called Truemed, helps people buy meat and mattresses with money that isn’t subject to federal income tax. But does the tax break apply?

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

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

The concept, centered around healing your “inner child,” is catchy. Here’s what experts have to say.

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.

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

The resident died from pneumonic plague, the first such death in Coconino County, Ariz., since 2007, the county said.

An analysis by the American Association for the Advancement of Science shows the impact of the administration’s budget plan on the kind of studies that produce the most breakthroughs.

The N.I.H. has terminated hundreds of diversity grants awarded to young researchers, many of whom come from the very places that supported Trump.

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

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.

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.

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

How the new health secretary, Robert F. Kennedy Jr., is dismantling the agency.

The regulatory agency confronts a future determined by a health secretary hostile to its mission.

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

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.

President Trump’s domestic policy law jeopardizes plans to reopen one rural county’s hospital — and health coverage for hundreds of thousands of state residents.

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

A medical doctor and former nun, she found an affordable way to expand palliative care in the developing world, bringing pain relief to poor, terminally ill patients.

He turned a tiny family business into a billion-dollar weight-loss empire by replacing calorie counting and forbidden foods with “just add milk.”

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.

Could insect meal and lab-grown meat be a more sustainable, ethical way to feed our cats and dogs?

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

As Europe buckles under a punishing heat wave, residents and summer travelers are struggling to find relief. Here’s how and where to look for respite.

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

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.

In an order on Tuesday, a judge found the Trump administration’s plans to drastically change the structure and mission of the Department of Health and Human Services was probably unlawful.

Experts have long pointed to inflammation as a natural part of getting older. But a new paper suggests it might be more a product of our environment.

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

The directive, in a memo issued Tuesday, came after two court rulings that questioned the Trump administration’s swift cuts to funding.

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.

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

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.

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

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.

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

Kseniia Petrova, a Harvard researcher, was detained in February after failing to declare scientific samples she was carrying into the country.

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

The judge accused the Trump administration of discriminating against racial minorities and L.G.B.T.Q. people and ordered the government to restore much of the funding.

The Senate health committee chairman said new members of a key advisory panel who were appointed by Robert F. Kennedy Jr. “lack experience.”

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

Temperatures in Central Park this week could reach 100 degrees for the first time since 2012.

From a lone clinic in Texas to an entire school district in North Dakota, the virus is upending daily life and revealing a deeper crisis of belief.

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.

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

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.

Proponents say that manually stimulating acupressure points can ease a variety of maladies.

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

Once nearly eradicated, the “old man’s disease” is back and suffocating younger miners. Federal cuts risk putting a solution further out of reach.

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.

About 70,000 years ago in Africa, humans expanded into more extreme environments, a new study finds, setting the stage for our global migration.

Video from a national park in Uganda depicted a parade of predatory species feeding on and dispersing fruit bats that are known natural reservoirs of infectious diseases.

Experts weigh in on what to bring for a healthy, stress-free trip.

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

The question for the justices is whether the centers may pursue a First Amendment challenge to a state subpoena seeking donor information in federal court.

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.

She was a proponent of natural childbirth when she joined the group that produced the candid guide to women’s health. It became a cultural touchstone and a global best seller.

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.

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

Three of the health secretary’s picks to replace fired members of an influential panel that sets U.S. vaccine policies have filed statements in court flagging concerns about vaccines.

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.

From viruses to humans, life makes microproteins that have evaded discovery until now.

Every breath you take, they really may be watching you.

The health secretary promised not to pick “anti-vaxxers.” But some public health leaders accused him of breaking his word.

Republicans targeting safety net programs once invoked women they claimed were living lavishly on government funds. Now as they seek to pare back Medicaid, the imagery has changed — but not the argument.

Senators criticized the head of the National Institutes of Health for not taking responsibility for Trump administration cuts to research funding.

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

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.

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

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

A federal investigation found a Kentucky nonprofit pushed hospital workers toward surgery despite signs of revival in patients.

Though the Sackler name was tarnished over Purdue Pharma’s role in the opioid crisis, Arthur Sackler’s should not be, she insisted; a company leader, he died well before the trouble began.

Elon Musk has said that he used ketamine as a treatment in the past, but he denied reports that he was taking it frequently and recreationally.

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.

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