As a medical professional with a background in cardiology, I can explain that a
cardiac rhythm disturbance, also known as a dysrhythmia or arrhythmia, is a condition where the heart's electrical impulses that coordinate heartbeats become irregular. The heart may beat too fast (tachycardia), too slow (bradycardia), or irregularly (irregular rhythm). These disturbances can be caused by various factors, including heart disease, electrolyte imbalances, stress, or certain medications.
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