How to do the Crunch (w/ Stability Ball, Arms Straight)
- 1Lie on a stability ball with your lower back supported and feet flat on the floor.
- 2Extend your arms straight above your head.
- 3Engage your core and lift your upper body towards your knees.
- 4Slowly lower back to the starting position.
Muscle group
Core
Type
Reps Only
Equipment
Stability Ball


_waist_360.gif)



_Stretching_360.gif)



