Health

A leading biochemist, she helped shape guidelines in the 1970s for genetic-engineering while calming public fears of a spread of deadly lab-made microbes.

The Times wants to hear from patients and providers about medical practices affiliated with Optum, a subsidiary of UnitedHealth Group. Share your experience below.

She was involved in a minor car accident three months earlier. Could that somehow be the cause?

Every spring, hundreds of bicyclists gather in Santa Fe, N.M., to ride through a high-desert landscape rich in art, history and Indigenous culture. This year, the author, who lost the use of his legs 12 years ago, joined them.

The White House said President Biden had met with a neurologist only three times in more than three years in office, and implied that the doctor’s visits were related to treating other people.

He found that a failed contraceptive, tamoxifen, could block the growth of cancer cells, opening up a whole new class of treatment.

The insects seem to know which injuries to treat as they engage in a behavior that seems almost human.

She developed one of the first modern intensive care units for premature babies, helping newborns to breathe with lifesaving new treatments.

My dad always remembered his childhood journey through Europe. Now, with Alzheimer’s claiming his memories, we tried to recreate it.

A former hippie who chafed at wealth, she married a Chicago real estate titan and, after his death, donated hundreds of millions in her adopted city and beyond.

A Texas hospital is experimenting with hologram technology for doctors to see patients. Some health care experts wonder if it’s beneficial.

Scientists say that findings from a small experiment lend hope the outbreak among dairy cattle can potentially be contained.

Mine is the first generation that has corporate benefits for a technology with the potential to slow the biological clock. Is it feminist dream or Silicon Valley fantasy?

Dr. Alex Arroyo, a director of pediatric medicine in Brooklyn, gets to live out his “Star Wars” dreams, practice jujitsu and make a big mess while cooking for his family.

The statement followed a report in The Times that a federal health official had urged the removal of age minimums from treatment guidelines for transgender minors.

Hoau-Yan Wang, a professor at City College, published studies supporting simufilam, now in advanced clinical trials.

The court’s strategy of avoidance and delay cannot last and may have been shaped by a desire to avoid controversy in an election year.

Stress, ovarian cancer, buoyancy disorders: Every pet has its troubles, and needs a good doctor who makes house calls.

As the virus continues to mutate, the C.D.C. urged Americans to roll up their sleeves again for annual vaccinations.

Plaintiffs and the company vowed to renegotiate but the talks will be challenging after the court struck down a provision the Sacklers had insisted on in exchange for $6 billion.

The species survived on an island north of Siberia for thousands of years, scientists reported, but were most likely plagued by genetic abnormalities.

A majority of the justices voted to dismiss the case, reinstating a lower-court ruling that paused the state’s near-total abortion ban. The ruling mirrored a version inadvertently posted a day earlier.

The justices rejected a bankruptcy settlement maneuver that would have protected members of the Sackler family from civil claims related to the opioid epidemic.

At a barbershop in Colorado, stylists and customers discussed a matter of social protocol.

Among Americans aged 60 to 74, only those with certain health conditions need to receive the shots, the agency concluded.

A document posted briefly to the court’s website suggested a majority of the justices would reinstate a lower-court ruling that paused the state’s near-total abortion ban.

Senator Bernie Sanders of Vermont has called on a government watchdog to investigate. Here’s what you need to know.

Cats are more social than they are often given credit for. Can you help yours access its inner dog?

Newly released emails from an influential group issuing transgender medical guidelines indicate that U.S. health officials lobbied to remove age minimums for surgery in minors because of concerns over political fallout.

Public employees in West Virginia who took the drugs lost weight and were healthier, and some are despondent that the state is canceling a program to help pay for them.

Dr. Vivek Murthy is calling for a multipronged effort to reduce gun deaths, modeled on campaigns against smoking and traffic fatalities.

Despite decades of research, the evidence for omega-3 supplements is murky.

An injection given just twice a year could herald a breakthrough in protecting the population that has the highest infection rates.

Pharmacy benefit managers are driving up drug costs for millions of people, employers and the government. New York Times pharmaceutical reporter, Rebecca Robbins, explains how.

Pharmacy benefit managers are driving up drug costs for millions of people, employers and the government.

Here’s what to know about your pharmacy benefit manager and how to find out if you are being overcharged for medications.

Dr. Hans Klingemann, pioneering immunotherapy scientist, has studied whether the innovative treatment could save his two pets.

A new study adds to a large body of evidence on the effectiveness of movement for treating and preventing pain.

High temperatures can make us miserable. Research shows they also make us aggressive, impulsive and dull.

Neck cracks and spine adjustments have become a potent social media trend, but some chiropractors fear the videos send the wrong message about the profession.

Some scientists who study youth mental health say the evidence does not support the notion that social media is harmful per se.

The shortage highlights a widening gulf in the standard of care for people with diabetes, most of whom live in low-income countries.

“Obesity first” doctors say they start with one medication, to treat obesity, and often find other chronic diseases, like rheumatoid arthritis, simply vanish.

A few “reasonable precautions” can help people keep their pets safe from the H5N1 virus, experts say.

In high-tech labs, workers are generating data to train A.I. algorithms to design better medicine, faster. But the transformation is just getting underway.

Don’t get sick this season.

There is no guarantee that a person-to-person virus would be benign, scientists say, and vaccines and treatments at hand may not be sufficient.

Dr. Vivek Murthy said he would urge Congress to require a warning that social media use can harm teenagers’ mental health.

Methods such as hormonal implants and injections are reaching remote areas, providing more discretion and autonomy.

Many pregnant women who struggle with drugs put off prenatal care, feeling ashamed and judged. But as fatal overdoses rise, some clinics see pregnancy as an ideal time to help them confront addiction.

Alcohol is riskier than previously thought, but weighing the trade-offs of health risks can be deeply personal.

A new state law will permit surgeons to perform cesarean deliveries in “advanced birth centers,” despite the risk of complications.

In a message to the public, Catherine said she would attend King Charles’s birthday parade this weekend and wrote candidly about “knowing I am not out of the woods yet.”

A new emotion has taken over Riley’s teenage mind. And she has lessons for us all.

In a new book, Dr. Anthony S. Fauci recounts a career advising seven presidents. The chapter about Donald J. Trump is titled “He Loves Me, He Loves Me Not.”

She first noticed the scent on her husband. Now her abilities are helping unlock new research in early disease detection.

Firearms often are not stored safely in U.S. homes, a federal survey found. At the same time, gun-related suicides and injuries to children are on the rise.

The Japanese biochemist found in the 1970s that cholesterol-lowering drugs lowered the level of LDL, or “bad” cholesterol, in the blood.

An extensive examination of medical data gathered from the private Inspiration4 mission in 2021 revealed temporary cognitive declines and genetic changes in the crew.

The move would offer relief to millions of Americans who need a better credit score to get an apartment or a car, but it would not wipe out their financial obligations.

A rare supercentenarian, he remained remarkably lucid after 11 decades, even maintaining a blog. His brain has been donated for research on what’s known as super-aging.

For Paula Span, a columnist for The Times’s Health section, the subject of aging doesn’t age.

Collecting wild mushrooms, berries and other foods from public forests and parks has become so popular that state and federal agencies are imposing more restrictions.

The modest benefits of the treatment, donanemab, made by Eli Lilly, outweigh the risks, the panel concluded unanimously.

Agents from various federal agencies will focus on unauthorized candy-flavored and nicotine-laden vapes that have flooded the U.S. market from overseas.

Programs are sprouting across the country to provide nursing home and rehabilitation services to homeless people who would otherwise shuttle between hospitals and the street.

Montana’s suicide rate has been the highest in the U.S. for the past three years. Most of the deaths involved firearms. But suicide rarely registers in the national debate over guns.

The American Cancer Society hopes to enroll 100,000 women and follow them for three decades to discover what’s causing higher case and death rates.

His marriage fell apart as his addiction to crack cocaine deepened. The Times would like to speak with families shaken by a loved one’s drug addiction.

The panel endorsed targeting a variant of the coronavirus that is now receding, though some officials suggested aiming at newer versions of the virus that have emerged in recent weeks.

Huge die-offs of elephant seals occurred after the virus gained nearly 20 troublesome new mutations, scientists found.

The National Academies said the condition could involve up to 200 symptoms, make it difficult for people to work and last for months or years.

An independent group of experts expressed concerns that the data from clinical trials did not outweigh risks for treatment of post-traumatic stress disorder.

The organ, from a genetically modified animal, failed because of a lack of blood flow, surgeons said, but did not appear to have been rejected by the body.

An F.D.A. advisory panel dealt a setback to those seeking treatment for PTSD, citing health risks of the illegal drug and study flaws.

Artists and community organizations around the world are increasingly turning to art to create positive social change.

Dr. Fauci testified before a House panel investigating Covid’s origins. The panel found emails suggesting that his aides were skirting public records laws.

The agency’s staff analysis suggests that approval of the illegal drug known as Ecstasy for treatment of PTSD is far from certain, with advisers meeting next week to consider the proposed therapy.

New research shows that people who develop dementia often begin falling behind on bills years earlier.

Some say that becoming as dull as a rock is an effective way to disengage.

The worker had respiratory symptoms, unlike the first two. But the risk to the public remains low, federal health officials said.

The prevalence of post-traumatic stress disorder among college students rose to 7.5 percent in 2022, more than double the rate five years earlier, researchers found.

The perception of taste is remarkably complex, not only on the tongue but in organs throughout the body.

Cuts in the cranium, which is more than 4,000 years old, hint that people in the ancient civilization attempted to treat a scourge that persists today.

N.I.H. officials suggested federal record keepers helped them hide emails. If so, “that’s really damaging to trust in all of government,” one expert said.

She believed the bond between adults was as sustaining as that between parent and child, and developed a therapy to strengthen and repair broken relationships.

A data analytics firm that helps insurers collect big fees while leaving some patients with unpaid bills has been summoned to explain its business model.

In Kenya, Revital Healthcare is manufacturing medical products that Africa needs to take charge of routine health care and respond to outbreaks.

Molly Mirhashem, an editor on the Well desk, wants to motivate readers of all ages and experience levels.

Muscle from a sick dairy cow tested positive for the virus. The meat did not enter the commercial food supply, which officials said remained safe.

Negotiators plan to ask for more time. Among the sticking points are equitable access to vaccines and financing to set up surveillance systems.

A new analysis of dozens of studies has identified the most common warning symptoms in adults under 50, whose rates of colon and rectal cancer are on the rise.

The results bolster evidence that virus-laden raw milk may be unsafe for humans.

A new study shows a growing number of people are regularly using cannabis, while frequent alcohol consumption has remained stable.

The Guardant Health Shield test, one committee member said, “is better than nothing for patients who are getting nothing, but it is not better than a colonoscopy.”

The legislation would make possession of the drugs without a prescription a crime in Louisiana, punishable with jail time.

For two weeks at the 140-hospital system, doctors and nurses have had little access to digital records for patient histories, resorting to paper and faxes to treat people.

A bill that is expected to pass would impose prison time and thousands of dollars in fines on people possessing the pills without a prescription.

The new case, in a Michigan farmworker, did not suggest that bird flu was widespread in people, health officials said, adding that the risk to the general public remained low.

Elon Musk’s first human experiment with a computerized brain device developed significant flaws, but the subject, who is paralyzed, has few regrets.