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 ...

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 ...

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 ...

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 ...

The veteran defensive lineman said his heart went into atrial fibrillation or "Afib," and needed to be shocked back into rhythm on Thursday. Afib stands for atrial fibrillation, which is a type ...

Dr. Hugh Calkins answers the question: 'What Causes Atrial Fibrillation?' — -- Question: What causes atrial fibrillation? Answer :No one knows precisely why one patient suddenly starts ...