Effect of the Power Balance® Band on static balance, hamstring flexibility, and arm strength in adults - Verdan, P. J. R.; Marzilli, T. S.; Barna, G. I.; Roquemore, A. N.; Fenter, B. A.; Blujus, B.; Cosselin, K. P. (The Journal of Strength and Conditioning Research, 2012)
Keywords: training; training means; apparatus; auxiliary device; strength; arm; flexibility; balance; USA; training science