Exercise ball standard exercises, such as a push-up, on an unstable surface can be used to increase activation of core trunk stabilizers and in turn provide increased trunk strength and greater resistance to injury. Fitness Experts and some doctors also recommend sitting on an exercise ball instead of an office chair. That is based on the theory that the abdominal and back muscles are constantly engaged and active to maintain proper posture and balance on the ball. There is no scientific evidence of those benefits occurring by just sitting without additional exercises. However, some people warn against using a Swiss ball as
Paddle ball Paddle ball Paddle ball is a one-person game played with a paddle and an attached ball. Using the flat paddle with the small rubber ball attached at the center via an elastic string, the player tries to hit the ball with the paddle in succession as many times as possible. The paddle is similar in size and shape to a table tennis racket. It is usually made from either wood or plastic, although other materials can be used. Created and patented () in the 1920s, the paddle ball was one of the more whimsical products to follow the invention of