Dr. Hugh Calkins answers the question: 'Atrial Fibrillation vs. Atrial Flutter?' — -- Question: My doctor told me I sometimes have atrial fibrillation and at other times have atrial flutter. What ...

Jim Harbaugh briefly left the Chargers vs. Broncos game in Week 6 because of a heart condition. Here's what to know about atrial flutter.

Nicole Villalpando covers health for the Austin American-Statesman. The health beat takes her inside operating rooms, laboratories and clinics to tell the story of health care from a human perspective ...

Long daytime siestas and night sleeping outside the normal 6-8 hours were both associated with incident atrial fibrillation (Afib). (European Journal of Preventive Cardiology) In a 500-person ...

Researchers at Northwestern Medicine plan to give Apple Watches to thousands of people as part of a health study. The study is geared toward patients with atrial fibrillation, or AFib, the most common ...

Most heart palpitations are harmless. But some signal a serious risk. Here are the key red flags a top heart doctor says not to ignore.