Sit in a seated position and place a stability ball between your legs.
Straighten your legs and then bring your knees to your chest and lift the ball off the floor.
Return to the starting position.
Abdo ABS - Lower Abs In and Out
Sit in a seated position and place a stability ball between your legs.
Straighten your legs and then bring your knees to your chest and lift the ball off the floor.
Return to the starting position.
