Rapid heart beat: Vtach or "ventricular tachycardia" refers to the rapid contraction of the ventricles in the heart. It will be at least 100 beats/min or greater. It can be a serious problem when the heart beats so fast that it cannot supply enough blood and oxygen to the brain and vital organs.
Answered 7/2/2015
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Fast heart beat: Vtach or ventricular tachycardia is when the ventricles of the heart contract very rapidly. Usually this is due to an abnormal electrical signal in the heart causing the fast rate.
Answered 10/18/2014
3.7k views
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