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 sport that can be played on a court half the size of a tennis court, using paddle racquets amongst two players (singles game) or in doubles with two teams consisting of two players. The Paddle-ball racquet or paddle is plastic, smaller than a softball and has holes for less air friction. Below are the instructions for single games. To play Paddle-ball, it is necessary to have a paddle (resembling a racquet ball paddle) that is no longer than 17-1/2 inches and no wider than 9 inches, weighing about 0.78 lbs. The Paddle-ball is played with a