"The enormity of the situation ... the pain of it all, is pretty insane," Zhou said in an emotional video posted to Instagram. A silver medalist in the team event, he was to compete again on Tuesday.
Scientists are beginning to come up with answers to the question of how long antibodies from an infection can protect you — and what they'll protect you from.
The symptoms of Parkinson's disease can vanish briefly in the face of stress or a strong emotion. Now scientists are searching for a treatment based on this phenomenon, a form of the placebo effect.
The Beijing Games are just the latest winter sporting event to use nearly all human-made snow for competitions. Winter sports experts say this is just the new reality.
In a carefully-managed interview with a French magazine, Peng also said she was retiring from tennis and said her private life should not be brought up in politics or sport.
Shiffrin, known as the reigning queen of the slopes, fell in her first run in the giant slalom at the Beijing Olympics. It was the first time she did not finish a giant slalom race in four years.