Normal. : Exercise increases testosterone levels. Also, any friction against your penis or thoughts you are having while exercising may get you excited. And, depending on the exercise, more blood flow to your groin and tight clothing can make it easier for your penis to enlarge.
Answered 8/27/2020
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2 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
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