Elon Musk Hopes to Test a Brain Implant in Humans Next Year

The tech multibillionaire said his company, Neuralink, was seeking government approval to test his device in people, and predicted it could happen in six months. Others have been conducting similar tests for years, but no device has been marketed commercially.

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FDA Considering New Approach to Blood Donation by Gay and Bisexual Men

The agency may put in place a personalized risk assessment to replace the current prohibition on men who have had sex with men in the previous three months.

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Deaths From Substance Abuse Rose Sharply Among Older Americans in 2020

In the pandemic’s first year, death rates linked to alcohol and drugs climbed among seniors as lockdowns and isolation spread.

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When He Stood Up Quickly, He Sometimes Fainted. What Was It?

The attending physician, a doctor for 45 years, had never seen the obscure problem causing these symptoms.

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Alzheimer’s Drug May Benefit Some Patients, New Data Shows

The drug, lecanemab, made by Eisai and Biogen, also carried risks of brain swelling and bleeding and should be studied further, a report of the findings said.

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Michael Pertschuk, Antismoking and Auto Safety Crusader, Dies at 89

As an obscure but muscular congressional staffer and chairman of the Federal Trade Commission, he helped usher into law a raft of consumer protections.

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NYC Will Hospitalize Mentally Ill People Involuntarily

Mayor Eric Adams directed the police and emergency medical workers to hospitalize people who appear to be severely mentally ill, even if they pose no threat to others.

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One Step Closer to a Universal Flu Vaccine?

Scientist have tested in animals a vaccine that may protect against 20 strains of influenza, helping to prevent another pandemic.

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Can This Man Stop Lying?

Christopher Massimine, whose compulsive lying derailed a promising career in theater, maintains that it’s a mental illness that has dogged him since childhood.

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Organ Donations Rise Around Motorcycle Rallies

A new study suggests a link between the large gatherings and a slightly higher number of transplants after traffic crashes.

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As Gen X and Boomers Age, They Confront Living Alone

More older Americans are living by themselves than ever before. That shift presents issues on housing, health care and personal finance.

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10,500 Toddler Bottles and Cups Recalled Over Lead Poisoning Risk

Green Sprouts recalled the cups and bottles because the base can break off and expose a piece that contains lead.

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Happy Birthday, Omicron

One year after the variant’s discovery, virologists are still scrambling to keep up with Omicron’s rapid evolution.

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Flu and R.S.V. Increase Demand for Antibiotics and Antivirals

An intense early flu season, coupled with a pediatric rise in respiratory illnesses, has left families frantically searching for medicines that are in short supply.

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Can Sensor Technology Help Keep Office Workers Healthy?

The company OpenSensors uses small, inexpensive sensors to monitor air quality and other conditions in offices. The timing couldn’t be better.

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U.S. Officials Offer Hopeful Tone on Covid as Winter Nears

Dr. Anthony S. Fauci said the administration was optimistic that “we’re not going to see a repeat of what we saw last year,” when the Omicron variant swept through the country.

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How I Got Through My Miscarriages

Reading Diane Noomin’s feminist comics allowed me to feel the full range of my own grief.

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Why Did the Chicken Cross the Barn? To Sign Up for the Scientific Study.

A farm sanctuary in New York is investigating the inner lives of cows, pigs and chickens — but only if they volunteer.

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In Women and Nonbinary People, Monkeypox Cases May Have Been Missed

Despite monkeypox fading from public attention, scientists are still learning how it spreads — including without sexual contact or any symptoms.

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With Anxiety On the Rise, Some Children Try ‘Exposure Therapy’

Exposure therapy contends that many children with anxiety would be helped by following an old and simple dictum: Face your fears.

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Which to Choose: Medicare or Medicare Advantage?

Open enrollment for Medicare plans ends Dec. 7. Here’s what you need to know about shopping for them.

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Dr. Mitchell Rosenthal, Phoenix House Founder, Dies at 87

A psychiatrist, he was an early apostle for treating drug and alcohol addiction with group therapy in a residential setting.

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What if You Could Go to the Hospital … at Home?

Hospital-at-home care is an increasingly common option, and it is often a safer one for older adults. But the future of the approach depends on federal action.

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What if You Could Go to the Hospital … at Home?

Hospital-at-home care is an increasingly common option, and it is often a safer one for older adults. But the future of the approach depends on federal action.

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Elizabeth Holmes Is Sentenced to More Than 11 Years for Theranos Fraud

Ms. Holmes was convicted in January of four counts of wire fraud for deceiving investors with claims about her blood testing start-up Theranos.

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FDA Approves a Drug That Can Delay Type 1 Diabetes

The therapy will cost nearly $200,000. But it’s the first treatment in 100 years to alter the course of the disease, which usually begins in adolescence.

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The End of Covid Vaccines at ‘Warp Speed’

Financial and bureaucratic barriers in the United States mean that the next generation of Covid vaccines may well be designed here, but used elsewhere.

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Elizabeth Holmes to be Sentenced in Fraud Trial

Ms. Holmes, founder of the failed blood testing start-up Theranos, is scheduled to learn her fate on Friday. She faces a maximum of 20 years in prison.

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Hemp-Fed Cows Get Buzzed, Study Finds, but Will Humans Who Drink Their Milk?

Hemp with high THC content given to Holsteins leached into their milk, according to a group of German scientists exploring the food chain for dairy production.

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Deforestation Brings Bat-Borne Virus Home to Roost

Habitat loss and food shortages have pushed bats into closer proximity to horses and humans, fueling Hendra virus spillover, a new study suggests.

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Nan Goldin and Laura Poitras: Two Artists, One Devastating Film

The documentary “All the Beauty and the Bloodshed” tells a complex story of personal trauma and protest. But first the collaborators needed to reach an agreement.

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People With ADHD Face Withdrawal as Adderall Shortage Continues

Without medication, patients are wondering what comes next.

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World Population Reaches 8 Billion, UN Says

The rapid population growth has been driven by the world’s poorest countries. More global challenges are ahead.

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Bringing Sexy Back — To Fight H.I.V.

Most safer sex campaigns focus on danger and disease. Acknowledging the importance of pleasure — and how to make safe sex good sex — could make them more effective.

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As the Pandemic Drags On, Americans Struggle for New Balance

As offices, restaurants and schools fill up, people are adjusting expectations and habits in another moment of deep uncertainty.

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New Covid Booster Strengthens Immune Response Against Subvariants, Moderna Says

A study suggested that the updated booster shot produced higher levels of neutralizing antibodies against BA.4 and BA.5 than the first booster, the company said.

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Puberty Blockers Can Help Transgender Youth. Is There a Cost?

Puberty blockers can ease transgender youths’ anguish and buy time to weigh options. But concerns are growing about long-term physical effects and other consequences.

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Fishing Regulator Rejects Lifting Ban on Female Crab Harvest

A commission acknowledged concerns about the threatened shorebirds that rely on crab eggs as a critical food source around the Delaware Bay.

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Dr. Lewis Kuller, a Father of Preventive Cardiology, Dies at 88

His clinical studies focused largely on how to reduce the risk factors of cardiovascular disease. He also established a link between menopause and heart disease.

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Reynolds Sues California Over Flavored Tobacco Ban

On Tuesday, the state’s voters overwhelmingly supported letting a two-year-old law take effect. The company’s lawsuit is viewed by anti-smoking advocates as a tactic that could keep menthol cigarettes on the market longer.

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Masks Cut Covid Spread in Schools, Study Finds

In a so-called natural experiment, two school districts in Boston maintained masking after mandates had been lifted in others, enabling a unique comparison.

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The Disease Took Zara, Then Sara. Could Ayla Be Saved?

Two sisters in one family died from a genetic disorder. Before a third child with the disease was born, doctors hatched a plan to spare her of its effects.

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Medication Treatment for Addiction Is Shorter for Black and Hispanic Patients, Study Finds

The analysis of 15 years of prescription data showed that the racial disparities are widening.

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Pulses to Their Brains and 2 Women’s Binge Eating Went Away

A small study demonstrated that deep brain stimulation, used for people with Parkinson’s disease, can limit an urge to overeat.

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Covid Patients Coming Off Ventilators Can Take Weeks to Regain Consciousness

A new paper suggests that the combination of the virus and anesthesia plunges the brain into a prolonged state of quiet — like a freshwater turtle in winter.

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Race Question in Supreme Court Adoption Case Unnerves Tribes

The issue is whether a federal law that seeks to place Native American foster children in Native American homes is constitutional. The case could turn on whether the justices see tribes as racial groups or sovereign nations.

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Big Tobacco Heralds a Healthier World While Fighting Its Arrival

The industry continues to back smoking protections, like this November’s ballot initiative in California that would overturn a law banning tobacco flavors.

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Samuel L. Katz, a Developer of the Measles Vaccine, Dies at 94

In 1956, when he began working with a small group in a Boston laboratory, measles was a major threat. Seven years later, lifesaving immunizations began.

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Medicare Advantage or Just Medicare?

It’s annual enrollment season once again. Here’s a look at the pros and cons of the two approaches to health insurance.

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Florida Restricts Doctors From Providing Gender Treatments to Minors

The state’s medical board, whose members are appointed by the governor, has barred doctors from prescribing gender care to new adolescent patients.

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Study Shows New Covid Booster Improves Protection for Older People, Pfizer Says

Federal officials are hoping that the encouraging results will spur more Americans to get an updated booster before a feared surge in coronavirus cases this winter.

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Voters Have Expanded Medicaid in 6 States. Is South Dakota Next?

Ten years after the Supreme Court ruled that states did not have to expand Medicaid, the politics are changing in states like South Dakota, where rural hospitals and nursing homes are struggling.

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Private Medicare Plans Misled Customers Into Signing Up, Senate Report Says

The report by Senate Democrats points to widespread misbehavior by the plans and the marketing firms they hire.

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Indian Drugs, Sold Worldwide, Sometimes Deadly

Deaths from contaminated cough syrups in Gambia have brought attention to loose regulations in India and a lack of testing capacity in poor importing nations.

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Doctors Warn FDA of Risks Posed by Flawed Oxygen Devices

Especially for Black patients, inaccurate readings have imperiled care and may have contributed to deaths during the pandemic, experts told an advisory panel.

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US Children’s Hospitals Are Overwhelmed by RSV

A drastic and unusually early spike in the respiratory infection is swamping pediatric units across the United States, causing long waits for treatment and worries about winter.

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Bill Outlawing Online Suicide Assistance Would Open Sites to Liability

Bipartisan legislation in the House targets not only the online activity of individual users but also the website operators hosting it.

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The Man Beat Cancer Years Ago. Why Was There a Mass in His Lung?

Could the disease be back?

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A Surge of Overseas Abortion Pills Blunted the Effects of State Abortion Bans

New data suggests that abortion has declined about 2 percent in the U.S. since the end of Roe, accounting for people who traveled across state lines or ordered pills online.

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Alcohol Deaths Claim Lives of Working-Age Americans

A C.D.C. study estimates that, over five years, one in eight deaths of people ages 20 to 64 occurred because of alcohol-related injuries or illness.

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How Brains Send a Signal That It’s Time to Vomit

In a study of mice, researchers worked out a neural pathway that could help researchers alleviate nausea symptoms from chemotherapy drugs.

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Scientists Are Gaining On RSV, a Persistent Threat to Children

Vaccines and treatments are in trials, but the virus remains a leading killer of infants worldwide.

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The Fading Art of Preserving the Dead

A dwindling group of professionals is tasked with navigating the often fraught passage from life to death.

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