Atrial fibrillation (Afib) is a type of arrhythmia (irregular heartbeat) that affects almost 5 million Americans. It is caused by a problem in the heart's electrical system, which stimulates the heart to squeeze and relax. This condition typically starts in the left atrium (upper left chamber), and causes the upper chambers of the heart to beat in an unorganized rhythm. Afib can cause a normal heart rate of 60-100 beats per minute to jump to 150-200 beats per minute.
At the Heart Rhythm Disorders Program at Brigham and Women's Heart & Vascular Center, our team of experts offer prompt, state-of-the-art treatment for atrial fibrillation (Afib). This is essential, as the condition can worsen over time. As a patient, you can expect:
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