Inside Health

Apart from a few cases that hit the headlines, the use of anabolic steroids is rare among the athletes in the Olympic village. But in the wider society abuse has exploded, according to an expert from Liverpool John Moores University. Jim McVeigh - who's Deputy Director at the Centre for Public Health - says that anabolic steroid abusers are the largest group using needle exchanges. Anabolic steroids are naturally occurring hormones, like testosterone, which influence growth, physical development and the workings of the reproductive system. Abuse allows athletes to train harder for longer so they become bigger, stronger and faster. But those effects will not be seen if you don't exercise or fail to eat and sleep properly. The injected steroids are often combined with tablets. There are a number of side effects like a growth in breast tissue, acne, baldness and shrinking testes - as well as longer-term health concerns for the heart and kidneys. Although they share the same umbrella term - steroids - anabolic st