If it meant the difference between a full rde to college or not,then Id let him.If it was just to be muscular,then no.Also ,if a minor league contract was riding on it ,yes.My son is 12,and he knows eveything I do.There is no hiding it,hes in the gym with me 3 days a week and the entire conversation list goes,training,drugs and porn.Hard to hide the facts from a bright kid."lets see,my dad squats 942,more then anyone in the gym and those guys use steroids but my dad is clean?".Sorry,an idiot could figure that out,so Im honest with him.