PMC Physicians Specializing in Atrial Fibrillation, or AFib
Atrial fibrillation (AFib) is the most common heart arrhythmia, impacting more than 5.1 million people in the United States. AFib is defined as an abnormal heart rhythm originating from the top chamber of the heart called the atrium. With this condition, the top chambers of the heart quiver or “fibrillate”, hence the name, Atrial Fibrillation.
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