Crunch (on stability ball, arms straight)

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Crunch (on stability ball, arms straight)

Waist · Stability ball

Target muscles

Abs

Also works

Hip flexors

How to do it

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  1. 1Sit on the stability ball with your feet flat on the ground and your knees bent at a 90-degree angle.
  2. 2Lie back on the ball until your lower back is supported and your upper body is parallel to the floor.
  3. 3Place your hands behind your head or cross them over your chest.
  4. 4Engage your abs and lift your upper body off the ball, curling your shoulders towards your hips.
  5. 5Pause for a moment at the top, then slowly lower your upper body back down to the starting position.
  6. 6Repeat for the desired number of repetitions.

Exercise text from exercises-dataset by Hasan Emir Yıldırım, MIT License. Credits