Exercise ball ball, ball, fitness ball, gym ball, gymnastic ball, physio ball, pilates ball, naval mine, Pezzi ball, stability ball, Swedish ball, therapy ball, or yoga ball. The physical object known as a "Swiss Ball" was developed in 1963 by Aquilino Cosani, an Italian plastics manufacturer. He perfected a process for moulding large puncture-resistant plastic balls. Those balls, then known as "Pezzi balls", were first used in treatment programs for newborns and infants by Mary Quinton, a British physiotherapist working in Switzerland. Later, Dr. Susanne Klein-Vogelbach, the director at the Physical Therapy School in Basel, Switzerland, integrated the use of ball exercise
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