While leeches may seem like a treatment from the dark ages of medicine, the truth is that they are still used by hospitals around the world for specific conditions. Louis Saha, a striker for soccer team Everton, decided to have leech therapy to treat his knee, which caused him great pain thanks to a large amount of inflammation. According to the player, the treatment worked perfectly and the swelling went down almost immediately.
Occasionally, sport teams have to play at higher altitudes than their players are used to dealing with, which can lead to problems and prevent them from reaching their peak performance. To combat this, some coaches have given their players Viagra, in the hope that the increased blood flow would effectively cancel out the issues caused by being so far above sea level.