Anabolic steroids (better known as anabolic-androgenic steroids) are steroidal androgenics. They include natural androgens such as testosterone and synthetic androgens. The synthetic androgens are structurally related. They have similar effects to testosterone.
The steroids are anabolic. They increase protein within cells, mainly skeletal muscles. They cause the development and maintenance of male secondary sexual characteristics. They include the growing of facial and body hair.
Androgesns (or AAS) were synthesized in the 1930s. They are now used in medicine to bring on muscle growth and appetite. It also causes male puberty. AAS can also treat chronic wasting conditions. It can also treat chronic wasting conditions, such as AIDS and cancer.
Use of AAS in sports, racing and bodybuilding as performance enhancing drugs is under controversy because of their adverse effects. There is also the chance to gain unfair advantage in physical competitions. The use of AAS in sports is called doping. Their use is banned by most major sporting bodies.