Where does physiological science end and doping start?
Doping is cheating, cheating is wrong, cheaters should be punished. This view is ingrained in many psyches. Yet evidence builds every week that doping is rife in sport. Many of those caught – and many who aren’t – will have been raised to share exactly the ethical standpoint outlined above. Nevertheless, they choose to dope. Sports medicine, inevitably, is essential to performance enhancement. Physicians enable doping and some – the evidence suggests – encourage it. But all over the world clean athletes too will look for a physiological edge, and turn to teams of nutritionists and physiologists and physicians for...