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What happens in the heart to cause arrhythmia?

April 26, 2017arrhythmia cause happens heart

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What happens in the heart to cause arrhythmia?

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A. Any interruptions in the heart’s electrical system can cause arrhythmias. For example, an irregular heartbeat may begin with an abnormal impulse in the part of the heart other than the normal pacemaker (the sinus node), or the sinus node may develop an abnormal rate or rhythm.