Ball Leg Curl (Stability Ball)

Muscles worked

Primary: hamstrings

Secondary: calves, glutes

How to do it

  1. Begin on the floor laying on your back with your feet on top of the ball.
  2. Position the ball so that when your legs are extended your ankles are on top of the ball. This will be your starting position.
  3. Raise your hips off of the ground, keeping your weight on the shoulder blades and your feet.
  4. Flex the knees, pulling the ball as close to you as you can, contracting the hamstrings.
  5. After a brief pause, return to the starting position.

Log your Ball Leg Curl (Stability Ball) in the Stren app: see what you did last time on every set, your estimated 1RM per exercise and when to go heavier.

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