Dyna-flex Gyro Exerciser

Wednesday nights I climb at my friends rock gym in Lincoln, RI. Last night he showed me the Dyna-flex Gyro Exerciser. It looked like a toy – like a yoyo. He got it started with a pull string [...]

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Running is enjoyed by millions around the globe, in part because there’s nothing to it. Just grab some running shoes, heck go barefoot – but go! Other sports are not as simple and some [...]


Welcome to Bitness – The Business of Fitness and the Fit Geek. If you have a product you would like us to test and see featured on Bitness.com please contact the owner. [...]