Athletes of all levels can use the Powerball to build, tone and define muscle. Inside there is a finely engineered and precision crafted gyro with a rotor that spins rapidly once the device has been started either by a rip cord or electronic starter. Therefore the device is only ever as much as the person using it. Using the Powerball is used over an extended period as part of an athlete's training program, it will strength wrist, arm and shoulder muscles. There are a number of different uses for the Powerball that result in effective non impact exercise and it can be used to help with Repetitive Strain Injuries. The Powerball gyroscope can aid those athletes in disciplines that require strong arms, shoulders or grip. Effectively this is the same as carrying around a set of dumbbells in your pocket! When first using the device, muscle burn and discomfort can occur, as is normal with any exercise, but this fades over time if used regularly as the muscle will tone and strengthen. What do you want from your NSD Powerball today? - World Appeal - Totally non-impact at low speeds and medically recommended, NSD Powerball is a dynamic new fitness

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