If professional, or, for that matter supposedly amateur sports were not so subsidized and blown out of proportion, as well as having regulatory and antitrust exemptions, it is likely there would be a lot less money in it and therefore less incentive to trade one's health for fleeting money and fame.

There is another article on the front page today about how the right amount of fraud is not zero. Align the incentives and doping will decline, and enforcement becomes less critical.