- Strength outcomes in fixed versus free-form resistance equipmentKeith C Spennewyn
Health and Exercise Science Department, Minnesota School of Business Globe University, Shakopee, Minnesota, USA
J Strength Cond Res 22:75-81. 2008..Results of this study indicate a greater improvement in FF over FX in strength (58%), and balance (196%). Additionally, the FX reported increased pain levels while the FF group reported lowered overall pain levels...