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pro vyhledávání: '"Benjamin R Guck"'
Autor:
Timothy J Madson, John D Rugotzke, Benjamin R Guck, James W. Youdas, Ryan C Hebrink, John H. Hollman
Publikováno v:
Journal of strength and conditioning research. 22(6)
The purpose of this study was to examine the effectiveness of a commercial abdominal machine (Ab-Slide) and three common abdominal strengthening exercises (abdominal crunch, supine double leg thrust, and side bridge) on activating abdominal and minim