Understanding fertility and fertility treatment. (
http://infertility.about.com/od/reproductionbasics1/Basics_of_Human_Reproduction_Reproduc...
)
Page 495 Testosterone may be prescribed by a licensed physician for specific medical conditions and treatments. It may also be used illegally, in synthetic form as an anabolic steroid, by people looking for a fast, easy way to build muscle mass, reduce fat, and improve endurance. How do the legal and illegal uses of testosterone differ? What are the risks of using this hormone?