See a physician : Why do you stop? Fatigue, chest pain, short of breath, dizziness? What kind of physical shape are you? May be trying to do to much to fast. Anyway, i will advise for a physical exam may be including a stress test evaluation.
Answered 5/23/2013
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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