CrossFit Journal | "The Muted Hip"

The most powerful forces that can be generated by the human body are initiated, controlled, and dominated by the hip. Unfortunately, in the majority of trainees, some degree of hip dysfunction creates postures and mechanics that reduce power and stability and are generally unsound. The faulty mechanics arise from inadequate training and insufficient practice of critical hip movements. We’ve named this widespread fault “muted hip function” or “MHF.”

“A Postural Error—A Costly Biomechanical Fault: Muted Hip Function (MHF),” published January 2003.

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