Ball Hamstring Curl

Instructions

• Lay on your back. Put your feet on the ball with your calves at the middle of the ball.
• Raise your lower back to make a straight plank, as shown in the pictures.
• Roll the ball towards your buttocks, contracting the hamstring muscles.
• Roll back to the starting position.

Tips

• Be sure that you are comfortable and stable on the ball before trying any ball exercises.