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

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.

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.

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.

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

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.

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.

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.

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.

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

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.

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

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

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.

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

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.

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