A team of scientists led by Jarne De Paepe suggests middle-aged men with extensive endurance exercise histories may face ...

Though an estimated 60 million people around the world have atrial fibrillation, or A-fib, a type of irregular and often fast heartbeat, it's been at least 30 years since any new treatments have been ...

NEW YORK (AP) — Daniel Moore was about 30 the first time it happened. At the end of a long, hot, stressful day, he chugged an ice-cold glass of milk. “It felt like a bunny rabbit trying to jump out of ...