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STABILITY DISK
Training Manual
3
Double Crunch
Abdominal Strength and Hip Mobility
STEP ONE
- Begin in modified v-sit position.
STEP TWO
- Lean your upper body back and
extend your lower body out while balancing on
the Stability Disk.
STEP THREE
- Engage your abdominal muscles
and pull your legs back in to modified v-sit.
Try to incorporate your breath: inhale as you lean back,
exhale as you crunch in.