
Instructions
Preparation
- Lie supine on back pad with shoulders under shoulder pad.
Place feet on platform. Extend hips and knees and release lever.
Execution
- Flex hips and knees to descend until knees are just short
of complete flexion. Raise sled by extending knees and hips.
Repeat.
Comments
- If insufficient hip flexibility forces pelvis to pull away
from back pad at lower portions of movement, only lower sled
just short of spinal articulation. Keep knees pointed same directions
as feet. Do not allow heels to raise off of platform, pushing
with both heel and forefoot. Placing feet slightly high on platform
emphasize Gluteus Maximus. Placing feet slightly lower on platform
emphasize Quadriceps. Also see Lever
Hack Squat on alternative model.
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Classification
Muscles
Target
Synergists
Dynamic
Stabilizers
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