Brandon C Witte, Tyler C Schouten, Jessica A Westphal, Adam W VanZile, Daniel D Jones, Tricia L Widenhoefer, Ward C Dobbs, Andrew R Jagim, Joel A Luedke, Thomas G Almonroeder
Witte, BC, Schouten, TC, Westphal, JA, VanZile, AW, Jones, DD, Widenhoefer, TL, Dobbs, WC, Jagim, AR, Luedke, JA, and Almonroeder, TG. The modified reactive strength index is a valid measure of lower-body explosiveness in male and female high school athletes. J Strength Cond Res XX(X): 000-000, 2024-The modified reactive strength index (mRSI) is a commonly used metric to quantify lower-body explosiveness during countermovement jump (CMJ) performance. However, few studies have attempted to examine its validity as a measure of explosiveness, particularly among high school athletes...
April 25, 2024: Journal of Strength and Conditioning Research