Steroid usage has long been seen as a double-edged sword among amateur and semi-professional bodybuilders. One school of thinking opposes the use of performance-enhancing drugs, while another sees them as the key to rapidly gaining muscle bulk. Many high school physical education instructors include an alarming warning about the consequences of anabolic steroid usage in their weightlifting lessons. Young athletes, however, witness their heroes taking performance-enhancing drugs, from baseball stars to bodybuilders. The obvious issue is: how much of the athlete's reputation and success is due to natural talent, and how much is due to the use of performance-enhancing drugs?...