Testosterone therapy is booming in the U.S., but it might bring higher risks for people undergoing knee replacement surgery, ...

Atrial fibrillation is a common heart condition characterized by a rapid, irregular heartbeat stemming from the heart's upper ...

The U.S. Food and ​Drug Administration on ‌Thursday approved Johnson & Johnson's treatment ​for a ​type of blood ⁠cancer, ...

The effect was seen across a wide variety of addictive and habit-forming substances, including cocaine, opioids, alcohol, ...

A lot of supplements claim to help your heart. But the list of those that actually may be beneficial is short, experts say.