The best time to start is now: A sense of purpose in life tends to decline with age and drops sharply after a dementia diagnosis. But even if Alzheimer’s-related brain changes have already begun, ...

What’s the outlook for COVID-19 and flu this fall and winter? It’ll probably be a lot like last year, experts say.

The injectable tracer, Flyrcado, could help doctors flag deadly coronary artery disease in patients during imaging tests.

Health care officials are urging more mothers to consider a move that could help keep their babies from being hospitalized during early infancy: getting a COVID vaccine while pregnant.

The FDA has approved a new injectable form of the multiple sclerosis drug ocrelizumab for use in adults with relapsing and progressive forms of the disease.