Though steroids can help the growth and performance of a user, there is several side effects that make the user not worth it. Steroids can damage one's skin by causing acne. They can also create a man to develop breasts.
Along with that, steroids can be a cause of liver cancer. This cancer has no cure. These are long term effects, but some short term ones include answer A, They cause rage and aggression and answer B, They cause mania. This behavior is erratic and can come out of nowhere.