The use of disability classification at the Paralympics has caused controversy . Each of the Paralympics ' 20 sports are divided between the different classifications and given a number that denotes the severity of the disability -- 1 being the most severe , 10 the least . Each athlete is placed in events according to disability and classification . Two U.S. swimmers battle ruling body after events are changed . Also trying to slim down the number of events and disciplines at the Games .
The use of disability classification at the Paralympics has caused controversy . Each athlete is placed in events according to disability and classification . Two U.S. swimmers battle ruling body after events are changed . Also trying to slim down the number of events and disciplines at the Games .