For Arrhythmia we have terms and definitions in 10 topics. The topics are Cancer, Cardiovascular Health, HIV and AIDs, Health, Health Care, Horse Health, Lymphoma, Medical, Nutrition and Physical Therapy.

An irregular heartbeat.
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A generic term that refers to a change in the rate or rhythm of the heart. These changes may be a slowing of heart beats, or a rapid beating, or a brief pause of the heart beat, or irregular heart beats.
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A change in the heartbeat's rhythm.
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Irregular heartbeat that features either very rapid ventricular contractions (tachycardia), an excessively slow heartbeat (bradychardia) or, most commonly, extra or "premature" beats
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The heart beats when an electrical signal travels from the sinoatrial nodethe hearts natural pacemakerto the heart. Arrhythmia, or irregular heartbeat, results when these electrical impulses are disrupted. Arrhythmia can be a minor problem, such as a short pause or premature heart beat that has no affect on a persons overall heart rate. However, an arrhythmia that lasts for a long time can cause the heart to beat too slowly or too quickly. A normal heart beats 60 to 100 times per minute. Tachycardia occurs when the heart beats more than 100 times per minute, and bradycardia means the heart rate is less than 60 beats per minute.
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Any abnormal irregularity of the heartbeat caused by an electrical disorder in the heart.
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An irregular heartbeat.
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A change in the regular beat of the heart. The heart may seem to skip a beat or beat irregularly or very fast or very slowly.
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Cardiac arrhythmia - an abnormal heart rate or rhythm
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An abnormal heart rhythm.
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