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What Is Atrial Fibrillation? ?>

What Is Atrial Fibrillation?

Atrial fibrillation (AFib) is a heart rhythm abnormality caused by a problem with the heart’s electrical system. Normally, the heart’s electricity flows from the top chambers (atria) to the bottom chambers (ventricles), causing the normal contraction. In atrial fibrillation the electrical flow is chaotic causing the heartbeat to become irregular. Warning Sign: Uneven Pulse Atrial fibrillation causes an irregular heart rate. If you check your pulse, you will often feel a “fluttering.” When atrial fibrillation is new in onset or…

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