Atrial fibrillation, or AFib, is a condition in which the heart beats quickly and irregularly. According to the Centers for Disease Control and Prevention, AFib is the most common heart rhythm ...

September is National Atrial Fibrillation Awareness Month. But what is atrial fibrillation and how do you fix it? A normal heart rhythm should beat like a steady drum. Atrial fibrillation is like ...

Atrial fibrillation, also called AF or AFib, is a quivery, fluttery heartbeat. You might also hear the doctor call it arrhythmia. It means your heart’s normal rhythm is out of whack. Because ...

A-fib with RVR refers to atrial fibrillation with a rapid heart rate, or rapid ventricular response. RVR is a complication of A-fib that disrupts blood supply to the body and can involve chest ...

A previous photo with this article showed an electrocardiogram of normal sinus rhythm, not atrial fibrillation. This version has been corrected. When considering problems with the heart ...

More people than ever have an abnormal heart rhythm, or what doctors call atrial fibrillation (AFib). While family history and getting older can play a part, you can control something that can ...