Health officials are investigating reports of mostly mild, temporary and treatable heart inflammation that may or may not be causally linked to vaccination with an mRNA vaccine against COVID-19.
Experts now say the procedure is the most effective treatment for severe childhood obesity, which affects a growing number of kids. But stigma and insurers often stand in the way.
A plaque-busting Alzheimer's drug called Aduhelm has yet to prove it can preserve memory and thinking. Even so, its approval by the Food and Drug Administration is making some patients opitimistic.
The COVID vaccines haven't proved very effective for people living with organ transplants. But getting a third dose of the mRNA vaccines gave a big bump in antibody levels in a new study.
An analysis of blood from people who had received the Johnson & Johnson COVID-19 vaccine found a lower level of neutralizing antibodies against viral variants but a strong response involving T cells.
Instead of putting genetic instructions into people whose cells then make a viral protein, the vaccines from Novavax, Medicago and Sanofi carry a spike protein payload.
The FDA has until Monday to decide whether to approve the first new Alzheimer's drug in nearly two decades. Two big studies of the drug produced conflicting results.
Scientists around the world are working on a way to inject vaccines painlessly. The trick is to make the needles so small. they don't interact with the nerve endings that signal pain.
An influential scientific society has recommended scrapping a long-standing taboo on studying human embryos in lab dishes beyond 14 days and greenlighted a long list of other sensitive research.
Jennifer Minhas is among those who suffer lingering problems after COVID-19. A diagnosis of POTS, a little-known circulation disorder that mostly affects women, offers a way forward.
The U.S. Preventive Services Task Force says the age that routine screening begins for colorectal cancer should drop from 50 to 45. Colorectal is the third-leading cause of cancer deaths in the U.S.
MIT bioengineer Linda Griffith spent years in debilitating pain before she was diagnosed with a condition often neglected in research. Her focus on the basic biology could lead to better treatments.
By decoding the brain signals involved in handwriting, researchers have allowed a man who is paralyzed to transform his thoughts into words on a computer screen.
The unprecedented study involves using the gene-editing technique CRISPR to edit a gene while it's still inside a patient's body. In exclusive interviews, NPR talks with two of the first participants.
