This is the first of four videos about anabolic-androgenic steroids and how they affect the body. Video 1: What are anabolic androgenic steroids?: https://youtu.be/u2LYsoUs6Rw Video 2: Anabolic androgenic steroids – physical side effects: https://youtu.be/6S7MzIycVFc Video 3: Anabolic androgenic gender specific side effects: https://youtu.be/Lj284IXtl3w Video 4: Anabolic androgenic steroids – psychological side effects: https://youtu.be/F59RR-P-YyY