no if you are not taking any drugs.
follow the natural workout & don’t use steroids etc.
its also depending upon your age.
pls answer mine:http://answers.yahoo.com/question/index?...
Are you taking any supoplements (or drugs) in addition to your program?
Simple exercise will not cause problems, but those drugs, especially steriods, will.
April 28, 2009 | 
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no if you are not taking any drugs.
follow the natural workout & don’t use steroids etc.
its also depending upon your age.
pls answer mine:http://answers.yahoo.com/question/index?...
Are you taking any supoplements (or drugs) in addition to your program?
Simple exercise will not cause problems, but those drugs, especially steriods, will.
yes if you develop to much muscle before your bones have finished growing it can restrict the growth as for you penis very unlikely