Rapid heart beat: Is normal function with exercise. But if the wrong part of the heart is running the rhythm then it's a different pattern of rapid beating that is uncontrolled and dangerous. To tell...you have to be watching the electrical pattern while it occurs. Tricky.
Answered 6/5/2014
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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