Epoetin is a man-made version of human erythropoietin (EPO) stimulates the bone marrow to produce red blood cells.

Tetrahydrogestrinone (THG) is the steroid at the centre of the new major athletics doping scandal. Health24 explains what the drug is.

Far from science fiction, genetically enhanced athletes may soon be a reality, and scientists may have a problem catching the sportsman at this new frontier of doping.

Some bodybuilders, obsessed with size, may suffer from a disorder called muscle dysmorphia. Basically, they develop a quite distorted idea about what they look like

Methylexaneamine is currently on the World Anti-Doping Agency's banned list, but it's appearing more often in athletes who fail doping tests. But what is it?