Varies: There are a number of potential causes, if it is particularly severe I would not hesitate to be seen. There is a condition called a spondylolysis which his a stress fracture in the back that can affect athletes in your age group and is associated with sports where there is repetitive flexion extension of the back.
Answered 9/23/2014
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4 doctors weighed in across 2 answers
4 doctors weighed in across 2 answers
A doctor has provided 1 answer
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