Nothing: If you are an athlete, this may be normal. As long as you are not symptomatic then this is usually not dangerous. Normal sinus rhythm is 60-100 beats/min. Sinus bradycardia is < 60 beats/min. Very common in young athletes. Was the ECG otherwise normal?
Answered 9/28/2016
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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
A doctor has provided 1 answer
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