Growth hormone and anabolic steroids: athletes are the tip of the iceberg.

Professional Athletes' misuse of anabolic steroids, growth hormone and other drugs are the tip of a very large, mostly ignored iceberg, made up of people who receive these drugs for such non-medical uses as body-building, school sports and "anti-aging". Although these drugs are often used in combination, this article focuses on growth hormone. Fuelling the demand for these drugs are drug manufacturers, pharmacies, websites, clinics and their doctors.