The results of a new study point to placebos as the perfect performance-enhancing drug: Athletes performed better on a high-jump test after unknowingly 'doping' with sugar pills.
Masked marathoners aside, a new paper suggests that as bad as Beijing's air quality may be, it has improved during the decade leading up to the Olympics.
More than 20 years of published articles on performance-enhancing drugs have ranged from identifying the damage the drugs have on the individual to the damage they have on society as a whole.