World Anti-Doping Agency Winter Olympic doping chiefs say they will be on the lookout for any evidence male ski jumpers are artificially enlarging their penises in a bid to manipulate one of the sport's rules and gain an aerodynamic advantage. | Reuters

Meet Chaos – the little things in life that might throw you off when it comes to upholding anti-doping rules. This month, Dr. Chaos is reminding athletes to check GlobalDRO.com before using any prescription medications. And as always, remember to inform your physicians that you’re subject to anti-doping rules! | U.S. Anti-Doping Agency