Crunch twist on fitball

Main Muscles Affected

• Abdominal muscles

Exercise Difficulty

Difficult

Performing the Crunch twist on fitball:

1. Place the scapular portion of the back on top of the fitball, fix your feet to the floor and bring your hands behind your head; keep your elbows open and your head still
2. Squeeze the oblique abdominals and slowly lift the torso upwards, reach the left knee as much as you can with the right elbow, return to the starting position
3. Perform the contralateral movement.

• Losing control of the fitball
• Too much strain on the neck.