Health Secretary Robert F. Kennedy Jr. said addiction is a “spiritual disease” that calls out for the involvement of religious organizations.

Jenna Norton, a National Institutes of Health employee, has been an outspoken critic of the administration’s research cuts and has been on paid leave.

Researchers believe increasing use of cannabis may be contributing to a rise in new cases of schizophrenia and related disorders at younger ages.

Ostarine held the promise of profound medical treatments. Something unexpected happened on the way to F.D.A. approval.

While at the federal agency, he approved the laser device for eye surgery but later warned of its potential to cause harm.

A decades-long study suggested that close relationships with family members during teenage years could lead to a rich network of friendships in adulthood.

How increased responsibilities and a push to be called “physician associates” are raising tensions with doctors.

Spurred by her past struggles with dissociative identity disorder, she has devoted her professional life to studying it.

The new panel, which advises the government on research and service priorities for people with autism, includes many members who have argued that vaccines cause autism.

A new study suggests that those with long-lived families probably have the best prospects of making it to a very old age.

Fungal supplements are everywhere, promising happiness, energy, focus, you name it. But what they deliver is something else entirely.