Despite the popularity of such other drugs as growth hormone, insulin, and thyroid medications, anabolic steroids are still the most popular bodybuilding drugs. Everyone from professional and amateur athletes to bouncers and firefighters uses these androgenic/anabolic drugs to increase muscular size and strength. The trade off, however, is the risk of developing any number of adverse side effects that can endanger health.

Since these drugs affect multiple body systems, for convenience we are going to group the various side effects into categories.

Liver Function

Unlike injectable steroids, orally administered steroids need to be chemically modified to survive the harsh environment of the digestive system and the liver