I was one of those Olympics gloomsters who, as Boris Johnson gleefully pointed out when the Games had finished, were scattered and routed by the rip-roaring success of London 2012. I assumed something would go wrong; everything went right. I thought people would complain about the cost; no one seems to have begrudged a penny. It was a triumph: I accept that now. But in one respect I still refuse to buy it. Before the Olympics began there were fears that the event would be overshadowed by a drugs scandal or by the steady drip-drip of multiple failed drugs tests.
The Secret Race: Inside the Hidden World of the Tour de France: Doping, Cover-ups and Winning at All Costs by Tyler Hamilton and Daniel Coyle. Why would super-fit athletes take such insane risks with their health? Part of the answer, as Hamilton explains, is that professional cycling is an inherently unhealthy sport. It is, to start with, extremely dangerous: cyclists crash all the time, breaking bones and risking permanent injury. Then there is the need to eat the bare minimum consistent with surviving the demands of a long race.