Trunk rotation on fitball

1. Sit on the ball with your feet about shoulder width apart
2. Now slowly walk your feet forwards rolling your body down the ball until your shoulders are resting on the ball
3. Join your hands together and straighten your arms directly above you
4. Keeping your arms straight slowly roll your shoulders so you are facing to the left
5. Now return to the starting position then twist to the opposite side
6. Repeat steps 4 and 5 until you can no longer maintain the correct technique

• Twist from the upper body, NOT the hips
• Keep your feet flat on the floor