Pilates Open Leg Rocker

Level
expert
Equipment
gym mat
Primary Muscles
Secondary Muscles

An advanced Pilates exercise combining a V-sit position with rocking motions, demanding significant core strength, balance, and spinal control.

Instructions

  1. Sit on the mat with your knees bent and your hands supporting your upper body behind you.
  2. Engage your core and lift your feet off the ground, creating a V-shape with your body.
  3. Straighten your legs and open them to shoulder-width apart while maintaining your upper body position.
  4. Rock your body forward and backward in a controlled manner, pivoting around your sitting bones.
  5. Keep your legs open throughout the rocking motion.
  6. After the desired number of rocks, bring your legs together and return to the starting position.
  7. Repeat for the desired number of sets.

Tips

  • This is an advanced Pilates exercise requiring substantial core strength and balance; build a solid foundation first.
  • Your core must remain engaged constantly to maintain stability throughout the rocking motion.
  • The rocking motion should be smooth and controlled, not jerky.
  • Keep your chest lifted and avoid rounding your upper back.
  • Your hands provide stability but should not bear significant weight; most of the stability comes from your core.
  • If the full version is too challenging, keep your knees bent and perform the rocking motion in that position first.
  • This exercise develops exceptional core strength and stability while improving proprioception and balance.
  • Move slowly and deliberately; this is about control and strength development, not speed.

Recommended starting values

Sensible novice starting points for each goal, for a lifter aged 25–40. Scale down for smaller frames or older lifters. Treat the first set of any session as a discovery set.

Goal Sets Reps
Gain strength 3 15 reps
Build muscle 3 18 reps
Build endurance 3 25 reps