Medicine

Different types of anesthesia work in distinct ways — but scientists don't fully understand all their effects.

Initial trial results suggest that a new mRNA therapy may be able to safely and effectively treat propionic acidemia, a rare metabolic disorder.

Viagra is best known for triggering erections, but several studies have suggested that the drug may lower the risk of Alzheimer's disease. What do we know so far?

The FDA recently approved semaglutide (Wegovy) for preventing serious heart conditions in some people, but questions remain about how it works.

Scientists are in the early days of creating a drug that can mimic cellular benefits of exercise for people unable to engage in physical activity.

Two early clinical trials that together included nine patients suggest that a treatment called CAR-T therapy could treat glioblastoma, but its long-term effects are unknown.

Consumers will soon be able to fill prescriptions for mifepristone at select CVS and Walgreens locations.

Pfizer's recently approved RSV vaccine maintains a high and fairly steady rate of effectiveness across consecutive RSV seasons.

In the 1940s, the famous Luria–Delbrück experiment showed that bacteria evolve resistance to drugs they'd never encountered thanks to a random mutational process.

The FDA has approved the first drug that can reduce the severity of multiple food allergies at once.