Irregular heart rhythms, such as atrial fibrillation and atrial flutter, affect millions of Americans and can increase the risk of serious complications if left untreated. Understanding the warning ...

STATEN ISLAND, N.Y. — Northwell Staten Island University Hospital is among the first in the country to successfully treat persistent atrial fibrillation and typical atrial flutter using a ...

Atrial tachycardia is an abnormal heart rhythm where the top chambers in your heart beat quicker than usual. During an atrial tachycardia episode, your heart rate may exceed 100 beats per minute (bpm) ...

CHICAGO (Reuters) - A new treatment for atrial fibrillation, or heart flutter, helps halt the irregular heartbeat more often than an older procedure, researchers said on Wednesday. Sign up here.