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 ...

When it comes to heart health, many conditions are tricky to diagnose because their symptoms can be similar to others, and atrial fibrillation (AFib) is no exception. That's a problem, since untreated ...

Atrial fibrillation causes an irregular heartbeat that’s often faster than usual. People with some types of atrial fibrillation may sometimes have a usual heart rate, while in others, it may remain ...

If you have a racing or irregular heartbeat, also known as an arrhythmia, one likely suspect is atrial fibrillation (AFib). “Of all the possible heart rhythm disorders, atrial fibrillation is by far ...

September is National Atrial Fibrillation (AFib) Awareness Month. AFib causes an irregular heartbeat and can lead to major heart problems. Experts say it's a common heart condition that happens when a ...