There are no tell, tell signs of steroid abuse like there are with recreational drugs and this can make true abuse a little difficult to spot. However, here at we want to look at all aspects of steroid use, and in doing so, give you a better understanding of the topic at hand. Some of what you find will be nothing new, but much of it promises to be information that you’ve never been told. There is so much to discuss when it comes to this topic, and we guarantee when it comes to steroid abuse you may very well find what you once believed will rapidly change once exposed to the truth.
The most commonly used AAS in medicine are testosterone and its various esters (but most commonly testosterone undecanoate , testosterone enanthate , testosterone cypionate , and testosterone propionate ),  nandrolone esters (most commonly nandrolone decanoate and nandrolone phenylpropionate ), stanozolol , and metandienone (methandrostenolone).  Others also available and used commonly but to a lesser extent include methyltestosterone , oxandrolone , mesterolone , and oxymetholone , as well as drostanolone propionate , metenolone (methylandrostenolone), and fluoxymesterone .  Dihydrotestosterone (DHT; androstanolone, stanolone) and its esters are also notable, although they are not widely used in medicine.  Boldenone undecylenate and trenbolone acetate are used in veterinary medicine . 
About the National Institute on Drug Abuse (NIDA): The National Institute on Drug Abuse (NIDA) is a component of the National Institutes of Health, . Department of Health and Human Services. NIDA supports most of the world’s research on the health aspects of drug use and addiction. The Institute carries out a large variety of programs to inform policy, improve practice, and advance addiction science. Fact sheets on the health effects of drugs and information on NIDA research and other activities can be found at , which is now compatible with your smartphone, iPad or tablet. To order publications in English or Spanish, call NIDA’s DrugPubs research dissemination center at 1-877-NIDA-NIH or 240-645-0228 (TDD) or email requests to [email protected] . Online ordering is available at . NIDA’s media guide can be found at /publications/media-guide/dear-journalist , and its easy-to-read website can be found at . You can follow NIDA on Twitter and Facebook .