The Centers for Disease Control (CDC) says 17% of adults in America admit to relieving themselves in the pool - the other 83% are lying. Even Olympic gold medalist Michael Phelps doesn't dispute these findings. Last summer, Phelps told Jimmy Kimmel that he pees in the pool. But not for drug tests Mike ??? In unrelated news, a new government report finds that 1-in-8 public pools should not be open due to the presence of disease-causing germs.