STARTING POSITION:
Kneel with a ladder on your back and place your heels under the lowest level. You can put a cuisin under your knees. Grab a medicine ball with both hands. Contract your pelvic floor and core while keep your body straight.
MOVEMENT:
Slowly move your body forward until the ball touch the floor. Help yourself with your arms to return to the starting position and repeat the movement.
TIPS: The exercise key is quality over quantity. The trick is to perform the exercise using proper form.