Pickleball is a fast-growing paddle sport played on a 20-by-44-foot court, combining elements of tennis, badminton, and table tennis. Key regulations include an underhand serve, the two-bounce rule, and restrictions on volleying within the 7-foot "kitchen" non-volley zone. For a full guide to the rules, visit YouFit Gyms . AI responses may include mistakes. Learn more Official USA Pickleball Rulebook