If you're in your 20s and suddenly aware of your heartbeat racing or fluttering without warning, you're not alone. It's ...

Just a dozen patients have undergone the new treatment that uses electrical pulses to target problem areas inside the heart.

Former world-class rowers have an elevated risk for atrial fibrillation (AF) in the years after retirement, according to an ...

Cold drink- or food-induced atrial fibrillation/flutter, termed “cold drink heart,” is understudied and underrecognized, but ...