Volleyball Asia, as well as in the United States. Beach volleyball, a variation of the game played on sand and with only two players per team, became a FIVB-endorsed variation in 1987 and was added to the Olympic program at the 1996 Summer Olympics. Volleyball is also a sport at the Paralympics managed by the World Organization Volleyball for Disabled. Nudists were early adopters of the game with regular organized play in clubs as early as the late 1920s. By the 1960s, a volleyball court had become standard in almost all nudist/naturist clubs. Volleyball has been part of the Summer Olympics
Beach volleyball began testing rule changes to the court size and scoring system. The beach volleyball court dimension was reduced from the indoor court size of to , and the scoring system was changed from sideout scoring, wherein only the serving team can score a point, to rally scoring, wherein a point is scored on every serve. The Association of Volleyball Professionals (AVP) adopted the FIVB's rule changes that same year, which upset many of the sport's purists at the time. The new rules were officially adopted by the FIVB in 2002. Beach volleyball is fundamentally similar to indoor volleyball. However, there