The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is always at work. It pumps blood through arteries to deliver oxygen to organs and ...

The human body is a remarkably resilient thing, as many case studies of people surviving without organs tell us ...

A marathon pushes the human body close to its limits. Legs tire, lungs burn and the heart works hard for hours on end. For ...

For years, that strain has raised an uncomfortable question: does running 26 miles actually damage the heart? The strongest reassurance comes from a new ten-year study of 152 recreational marathon ...

Editor’s Note (11/1/23): Pig heart transplant recipient Lawrence Faucette died on October 30, according to the University of Maryland Medical Center, where Faucette received the surgery and ...