Stability Ball Crunch with Straight Arms

How to perform it

Step-by-step instructions

1. 01Sit on a stability ball with your feet firmly planted on the ground.
2. 02Roll down slightly until your back rests on the ball, keeping your feet flat.
3. 03Extend your arms straight up above you, keeping them aligned with your shoulders.
4. 04Engage your core and tilt your pelvis slightly to flatten the lower back against the ball.
5. 05Exhale as you crunch upward, lifting your upper body while keeping your arms straight.
6. 06Hold for a moment at the top, then slowly lower back down to the starting position.