Atrial Fibrillation Media Kit
Atrial fibrillation (AF) is a chaotic, uncontrolled heart rhythm (called an arrhythmia). It occurs when the upper chambers of the heart (atria) contract rapidly and irregularly, from 350 to 600 times per minute, compared to a normal heart rhythm of 60 to 100 times per minute.
Credit any images and video as follows: Images or video provided courtesy of St. Jude Medical, Inc.
Atrial Fibrillation Media Kit

Atrial fibrillation (AF) is a chaotic, uncontrolled heart rhythm (called an arrhythmia). It occurs when the upper chambers of the heart (atria) contract rapidly and irregularly, from 350 to 600 times per minute, compared to a normal heart rhythm of 60 to 100 times per minute.
Credit any images and video as follows: Images or video provided courtesy of St. Jude Medical, Inc.