Anabolic steroids are artificial versions of a hormone that's in all of us—testosterone. Some people take anabolic steroid pills or injections to try to build muscle faster. PDF for Mind Over Matter - Anabolic Steroids [PDF - 831 KB] The Brain's Response to Anabolic Steroids Do Anabolic Steroids Really Make the Body Stronger? Anabolic Steroids Affect the Brain Anabolic Steroids Can Confuse the Brain and Body Anabolic Steroids in Medicine The Search Continues The Brain's Response to Anabolic Steroids › Español