Exercise ball balls have been jumped across at 8.31 seconds.The record for the farthest jump between two Swiss balls was also made by Neil at a distance of 2.3 meters in 2012 A primary benefit of exercising with an exercise ball as opposed to exercising directly on a hard flat surface is that the body responds to the instability of the ball to remain balanced, engaging many more muscles. Those muscles become stronger over time to keep balance. Most frequently, the core body muscles — the abdominal muscles and back muscles — are the focus of exercise ball fitness programs. A major
Ball (rhythmic gymnastics) ball is sometimes placed on their back while the gymnast does a skill such as a walk-over. Ball (rhythmic gymnastics) The ball is an apparatus used in rhythmic gymnastics. It is made of either rubber or synthetic material (pliable plastic) provided it possesses the same elasticity as rubber. It is in diameter and must have a minimum weight of . The ball can be of any colour. The ball should rest in the gymnast's hand and not rest against the wrist or be able to be grasped. Fundamental elements of a ball routine include throwing, bouncing or rolling. The gymnast