PLYOMETRIC EXERCISES - Ngin
DOUBLE LEG BOX JUMPS. Technique. 1. Stand in an upright position on a box or bench. 2. Contract your abdominal muscles to stabilize your trunk and spine.
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DOUBLE LEG BOX JUMPS. Technique. 1. Stand in an upright position on a box or bench. 2. Contract your abdominal muscles to stabilize your trunk and spine.
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