Top fitness gadgets to make exercise easier

Powerball

Improve arm strength and circulation with this gyroscope-containing Powerball. Hold it in your hand, and see how many times you can rotate it in one minute. Sounds simple?... With the ability to go at speeds in excess of 21,000rpm, it's not only an intense workout for your forearm and wrists, but it's also stylish, and you can take it absolutely anywhere with you. In a choice of a gold- or silver-plated finish.

www.amazon.co.uk, from £14.94