How do steroids affect your muscles— and the rest of your body?
3,485,860 views | Anees Bahji • TED-Ed
Steroids. They've caused global scandals. They're banned in most athletic competitions. Yet the same properties that help elite athletes and bodybuilders improve performance also make steroids valuable for treating many illnesses and injuries, such as AIDS and cancer. So if steroids are used as medicine, they must be safe to use recreationally, right? Anees Bahji explores the effects of steroids. [Directed by Cris Wiegandt, narrated by Addison Anderson].