Exercise - Gym Ball Level 3 Crunch
Correct
![](https://www.vissco.com/wp-content/uploads/animation/sub/gym-ball-level-3-crunch.gif)
Wrong
![](https://vscomfortimages.s3.ap-south-1.amazonaws.com/wrongform/untitled-2008.jpg)
Do not arch/round the back, lower the arm, move the hips.
Model: nikhil
DIRECTIONS
Position : Supine
Lie on the back, arms elevated overhead, feet on the gym ball such that hips-knees bend to 90-90 degrees.