'Lower Body Power Primary Muscle Groups – Glutes, Hamstrings, Quadriceps  Secondary Muscle Groups – N/A Preparation:  The Marine will stand facing a box with their feet hip width apart and toes 4 to 6 inches away from the front edge.  Execution: The Marine will hinge at the hips and in one powerful movement from the bottom drive the arms and extend the hips in an upward motion. They will land on top of the box with their whole foot and again break at the hips and knees to absorb the force of the landing. The Marine will step back down off the box and repeat for the prescribed number of repetitions.  Common Mistakes: - Not landing with feet all the way on box - Not absorbing force on the landing  - Staying on the toes (Video by Capt. Matthew Holfinger)' 

Tags: fitness , hamstrings , Marines , quadriceps , usmc , quantico , FFI , USMCTECOM , FORCEFITNESS , LOWERBODYPOWER

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