. >> narrator: the international federation of bodybuilder or ifbb is the sports governing body, and it over sees all competitions and sets the rules. the federation complies with the world anti-doping code and shares the same policies on drug testing. >> the level of the sport demands lo tngs, and to get that hard, get that big, then you do have to take steroids. this is a part of my sport. it may not be a part that people are comfortable talking about, but it is a part of the sport. >> narrator: anabolic steroids including synthetic male testosterone tops the list of banned substances of what's used by bodybuilder yet they're rarely cited. >> everything we put in our bodies is male testosterone based and is not supposed to be there so you're going to have negative side effects. i wouldn't have a voice this deep if i didn't take male hormones. i wouldn't have to shave my arms on a daily basis if i didn't take male hormones and wouldn't have the thickness of muscle density that i have if i didn't take male hormones. >> you're hairy like a monkey. i've said it time and time again. >>