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....

With the welcome mat withdrawn for promising researchers from around the world, America is at risk of losing its longstanding pre-eminence in the sciences....

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

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

He worked with a team at the University of Utah to create a mechanical heart. It was later used in patients awaiting an organ transplant....

Cultivating self-compassion can actually help you cope better with life’s struggles....

The judge ordered ICE to release Kseniia Petrova, a researcher at Harvard Medical School, who also faces criminal charges....

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....

New research involving nearly 200,000 mothers found that one in 12 rated her mental health as fair or poor....

The administration is not only allowing more greenhouse gases. It is undermining the nation’s ability to understand and respond to a hotter planet....

At the T.H. Chan School of Public Health, which relies heavily on federal support, a crisis response is underway and a reshaping of the institution feels inevitable....

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

More than half of the National Science Foundation grants terminated since April fund programs that would help students train in science, engineering and math....

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

The consultant had deleted records involving McKinsey’s role in pushing OxyContin sales and driving the opioid crisis....

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

Joel said he had normal pressure hydrocephalus, which has led to “problems with hearing, vision and balance.”...

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

The report echoes many of Health Secretary Robert F. Kennedy Jr.’s talking points on ultraprocessed foods and vaccines, but with some notable omissions....

The report is already receiving pushback from some Republicans and the agriculture industry over fears about the health secretary’s longtime crusade against agricultural chemicals....

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

An inquiry accused Nestlé and French officials of hiding the company’s practice of filtering Perrier water it labels “natural.” The head of Nestlé has suggested that human activity is making pure water scarcer....

Former President Joseph R. Biden Jr.’s office pushed back on speculation that there had been a coverup around the illness....

The cancer has metastasized to the bone, according to a statement from Mr. Biden’s personal office....

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

Here’s how to protect your skin and the environment this summer....

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

Trump aides have discussed requiring insurers to cover the procedure, though one leading medical group says it has been shut out of the process....

The U.S. is slashing funding for scientific research, after decades of deep investment. Here’s some of what those taxpayer dollars created....

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

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....

Restrictions on payments to foreign partners may jeopardize studies of cancer and other conditions that would benefit Americans....

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

Kseniia Petrova, a Harvard researcher, was detained Feb. 16 at Logan Airport after failing to declare scientific samples she carried into the U.S....

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

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....

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....

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....

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....

In a wide-ranging interview, he explains his decision — amid the Trump administration’s assault on foreign aid — to accelerate the end of his giving....

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....

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

Dr. David Slotwiner de-stresses from a busy week at his Queens hospital by escaping to a New Jersey farm to herd sheep with his Border collies....

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....

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

Therapies involving mRNA, a key to Covid vaccines, hold great potential in treating several diseases, but some lawmakers want to ban them and the government is cutting funding....

Dr. Means, President Trump’s new pick for surgeon general, has focused on the prevalence of chronic diseases and called on the government to scale back on childhood vaccines....

As China and the United States trade charges of a lab leak, researchers contend in a new paper that the Covid pandemic got its start, like a previous one, in the wildlife trade....

A founder of neonatology, he helped revolutionize the care of preterm and critically ill newborns. “We were able to keep babies alive that would not have survived,” he said....

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

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

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...

Clinicians at the Department of Veterans Affairs say the president’s return-to-office order is forcing many of them to work from makeshift spaces where sensitive conversations can be overheard....

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....

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

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

One expert said the consequences would be “catastrophic” if Congress enacts the White House agenda of sweeping budget cuts....

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

She successfully challenged her involuntary commitment to Bellevue Hospital in 1987, setting a precedent for homeless people that remains relevant today....

The agency suggested that clinical trials in humans may be required for updated Covid shots, raising questions about whether they will be available in the fall....

In an interview with Dr. Phil, the health secretary offered false information about vaccine oversight and revealed a lack of basic understanding of new drug approvals....

What makes humans conscious? Scientists disagree, strongly, as one group of peacemakers discovered the hard way....

With federal support, Environmental Health Perspectives has long published peer-reviewed studies without fees to readers or scientists....

Animal testing remains a fundamental part of biomedical research. But as funding evaporates, mice, rats and even monkeys may be euthanized....

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....

We explain the administration’s cuts to research....

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....

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....

Medicines and chemicals are huge exports for European Union countries. That makes the sector a weak spot as trade tensions drag on....

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

An idealistic ophthalmologist, he came up with an ingenious way to treat blindness in far-flung places: by outfitting an airplane with an operating room....

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....

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

A tiny division responsible for overseeing services for people with disabilities and older Americans is being dismantled as part of Health Secretary Robert F. Kennedy Jr.’s overhaul of his department....

The health secretary is ratcheting up his campaign against the food industry....

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

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

Social media became a place of both solace and torment. How much was mine to share?...

The justices heard arguments in a constitutional challenge to a task force that decides what treatments are covered at no cost....

Baby bonuses and menstrual cycle classes are among the ideas pitched to Trump aides as they consider plans to try boosting the birthrate....

People in the community called the remarks dehumanizing and warned they could perpetuate harmful stigma....

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

The White House has thrown its weight behind the lab leak theory, an idea that has divided intelligence agencies....

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

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....

An internal memo proposes carving out $40 billion from federal health agencies while eliminating dozens of programs. Congress has ultimate appropriation authority....

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

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

The health secretary said he would prioritize studies into environmental causes while harshly discounting other factors scientists say are likely contributing to rising rates of the condition....

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...

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....

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

Citing a national security statute, the administration has begun a process to investigate the impact of imported semiconductors and pharmaceuticals....

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....

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

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

The veto by Mayor Daniella Levine Cava, a Democrat, pushed back on a growing campaign against the mineral, which has been used for decades to prevent cavities....

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

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...

President Trump’s immigration crackdown ensnared Kseniia Petrova, a scientist who fled Russia after protesting its invasion of Ukraine. She fears arrest if she is deported there....

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

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....

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....

Scientists achieved “a milestone” by charting the activity and structure of 200,000 cells in a mouse brain and their 523 million connections....

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

In her new book, “The Ideological Brain,” the neuroscientist Leor Zmigrod outlines what makes some people prone to rigid thinking....

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

After a second measles death in West Texas, the health secretary is expected to begin a tour through the Southwest to showcase nutrition legislation, among other priorities....

Cargill Kitchen Solutions recalled more than 210,000 pounds of products under its Egg Beaters and Bob Evans labels....

It is the second confirmed measles death in the U.S. in a decade. If the outbreak continues at the current pace, the nation may lose its “elimination” status....

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

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

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....

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 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....

She used her wealth strategically to expand opportunities for women, underwriting the development of the pill and supporting the suffrage movement....

In addition to reductions at agency personnel, federal regulators are demanding $2.9 billion in contract cancellations, The Times has learned....

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

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....

The cuts were part of a Trump administration plan announced last week to dismiss thousands of employees and drastically overhaul the Health and Human Services Department under Secretary Robert F. Kennedy Jr....

Five years after the pandemic began, interest in the anti-parasitic drug is rising again as right-wing influencers promote it — and spread misinformation about it....

Health Secretary Robert F. Kennedy Jr. has called them poison, but doctors say prescription stimulants like Ritalin and Adderall help millions of people....

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....

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

Health Secretary Robert F. Kennedy Jr. announced a major restructuring of the Health and Human Services Department, which now employs about 82,000 people....

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

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

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

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....

The best-selling author “got a little emotional” while talking with The Times about the world’s deadliest infectious disease. Listen to the full conversation below....

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

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

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....

Public health leaders are horrified by Robert F. Kennedy Jr.’s approach to measles, but government and industry are responding to him....

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

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....

A chaotic restructuring order threatens to degrade services for veterans of wars in Vietnam, Iraq and Afghanistan....

Married to Gov. Michael Dukakis of Massachusetts, she became a proponent of electroshock therapy after unsuccessful treatments for alcoholism and depression....

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....

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

His studies showed that a B vitamin deficiency could cause hardened arteries. It took the medical profession more than a decade to catch up....

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....

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....

“Cognitive shuffling” can calm a busy brain....

The move comes after a series of cuts to prevention and treatment efforts worldwide. Some functions might be moved to another agency, officials said....

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

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....

Dozens of medical and scientific studies are ending or at risk of ending, leaving researchers scrambling to find alternative funding....

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

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....

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

Brendan Costello’s family was bracing for goodbyes. But he had one last wish....

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

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....

Many aspects of feline health remain a mystery, even to experts. Our cat-owning reporter learned this the hard way....

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....

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

It is the first time the Senate has been called upon to confirm a C.D.C. director. Dr. Dave Weldon has close ties to Robert F. Kennedy Jr., the new health secretary....

Prescription drugs like lorazepam — used to treat anxiety, panic attacks and sleep disorders — play a role in popular TV shows like “The White Lotus” and “The Pitt.”...

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....

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....

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

New York Times photographers covered Covid-19 throughout the world. These pictures, and the moments behind them, stayed with them....

Thousands of protesters gathered in Washington for Stand Up for Science, a rally in response to President Trump’s federal-funding and job cuts....

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....

An indefatigable gardener, she was concerned, a colleague said, with “all the things that have to happen for us to get our food.”...

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....

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....

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....

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

Here’s how to know, and how to get out of it....

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

Since 2008, embassies and other diplomatic posts had been publishing data about local air quality. In many countries, it was the only reliable source of such information....

In an interview, the H.H.S. secretary claimed that unconventional treatments were helping patients but did not mention vaccination....

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...

In places like Mingo County, W.Va., where working-age people are dying at record rates, a nurse learns what it takes to make America healthy....

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....

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

Heat from the eruption in A.D. 79 was so intense that it vitrified the brain tissue of one unfortunate Herculaneum resident, a new study confirms....

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

Researchers found that compounds in black and green tea leaves acted like “little Velcro” hooks on lead molecules....

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

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

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....

At least 124 cases have been identified in Texas since late January, mostly among children and teenagers who are unvaccinated or whose vaccination status was unknown....

The terminations, which hit agencies involved in protecting the nation’s food supply and agricultural products, could have long-lasting consequences, experts said....

Republicans have proposed lowering the federal share of costs for Medicaid expansions, which could reshape the program by gutting one of the Affordable Care Act’s major provisions....

Elon Musk has drawn inspiration from his 2022 takeover of Twitter with the tactic. His threat on social media of termination did not appear in an email to federal workers requesting the work summaries....

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

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...

The frozen supplemental drinks have been linked to an outbreak of listeria that has killed at least 11 people and hospitalized 37....

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....

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....

Confusion has ensued about the future of programs and research supporting people with disabilities as a result of President Trump’s executive order....

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....

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

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

Declarations of love, snoring, exercising and other boundary violations can really derail a therapeutic relationship....