Tennis courts are of standard size, with the same net height and outer court lines. However, the wheelchair tennis player is allowed two bounces of the ball. Players attempt to avoid this concession and this quickens the speed of the game. Sitting volleyball is played on a smaller court with a lower net than both standing volleyball and the Olympic version. Boccia is a test of control and accuracy, played by cerebral palsy athletes.
Players try to propel leather balls as close as possible to a white ball that serves as the target.
Goalball is a game where teams of three visually impaired players attempt to throw the ball into the opponent's goal. Bells inside the ball guide the flow of play and all players wear eye masks so that varying degrees of vision are made level. Powerlifting, formerly known as weightlifting, focuses on the benchpress and is contested by athletes from all disability groups. Wheelchair rugby is a rigorous, high- contact sport played by quadriplegic athletes on an indoor court. Paralympic athletes compete according to their level of impairment and the level of remaining functional ability.