Anabolic steroids are synthetic (human-made) versions of testosterone. The main sex hormone of men is testosterone. It is necessary to develop and maintain male sex characteristics such as deep voice, facial hair, and novelization (muscle growth). Testosterone is also found in women's bodies, but in very small amounts.
Why we use anabolic steroids?
Anabolic steroids are used to treat some hormone problems in men, such as late puberty, muscle loss and gain loss from some diseases.