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Arrhythmias

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Heart Health
Arrhythmias in Children

An arrhythmia is an abnormal rhythm of the heart. In an arrhythmia, abnormal electrical signals through the heart muscle may cause the heart to beat too fast (tachycardia), too slow (bradycardia), or irregularly. Read on to learn more.

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Heart Health
Ventricular Arrhythmia

Sometimes problems with the heart's electrical signals lead to a fast heart rhythm. Too many signals may make the heart beat very fast (tachycardia). Or signals may be sent so rapidly and irregularly that the heart muscle sometimes quivers and doesn't beat at all (fibrillation).

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Heart Health
Home Page - Cardiovascular Disorders

Detailed information on cardiovascular diseases in children

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Heart Health
Bradycardia

When your heart rate is slow, less than 60 beats a minute, it is called bradycardia. Bradycardia can be normal, caused by medicines, or a sign of a disease. It is a concern when your heart rate is very low, or you have symptoms.

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