Torn muscle: A torn hamstring muscle will retract and cause a defect. At either end there will be a lump of retracted muscle. Warm up before exercise. This is caused by sudden severe stress on the muscle w/o being warmed up.
Answered 3/18/2016
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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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