Pull In (on stability ball)

Muscles involved

Abs

How to do it

1. Start in a high plank position with your shins resting on a stability ball, hands directly under your shoulders. 2. Engage your core and pull your knees in towards your chest by rolling the ball forward with your shins. 3. Pause at the peak of the movement, feeling a strong contraction in your lower abs. 4. Slowly roll the ball back to the starting high plank position.

Equipment required

Bola de estabilidad

Muscles worked

MaleFemale

Rectus abdominis

Tips

- Keep your core braced to prevent your hips from sagging. - Pull your knees in towards your chest, keeping your spine neutral. - Squeeze your abs at the top of the movement. - Roll the ball back slowly to the starting position.

Difficulty