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Stability Ball Leg Raise

Intermediate
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Supine core exercise using a stability ball squeezed between the feet to raise straight legs toward the ceiling, targeting lower abs and hip flexors for enhanced core stability, strength, and coordination through added instability.

About Exercise

Equipment

Stability Ball

Difficulty

3/5 • Intermediate

Primary Muscle Groups

Abs, Hip Flexors

Secondary Muscles

Adductors

Popularity Score

6

Goals

Strength
Stability

Training Style

Functional Training

Setup Requirements

Requires Rack

No

Requires Bench

No

Requires Spotter

No

Space Needed

Small

Noise Level

Low

Muscle Breakdown

Abs

9/10

Rectus Abdominis, Transverse Abdominis

Hip Flexors

8/10

Iliopsoas

Adductors

4/10

Adductor Longus

Programming

Typical Rep Range

8-15 reps

Rest Between Sets

30-60 seconds

How to Perform

Lie flat on your back on a mat with legs extended. Secure the stability ball between your ankles by squeezing it firmly, and place hands palms down beside your torso.

  1. Brace your core to press lower back into the floor.
  2. Slowly raise straight legs toward the ceiling by flexing hips, keeping the ball in place.
  3. Lift until legs are vertical or slightly past perpendicular over hips.
  4. Control the descent, lowering legs slowly toward the floor.
  5. Stop just before the ball touches the ground to maintain tension.
  6. Repeat for desired repetitions.

Coaching Tips

Form Cues

  • Keep lower back flat.
  • Squeeze the ball tightly.
  • Control the lowering phase.
  • Engage core throughout.
  • Avoid swinging legs.

Breathing

Inhale as you lower your legs, exhale as you raise them while bracing your core.

Tempo

3-0-2

Range of Motion

Raise legs from floor to vertical position above hips; lower to 2-3 inches above floor without arching back.

Safety

Safety Notes

  • Stop if lower back arches or you feel strain.
  • Choose ball size matching your height for proper form.
  • Avoid if experiencing acute lower back or hip pain.

Spotting

No spotting required; perform in open space with mat for comfort.

Common Mistakes

  • Arching lower back during descent.
  • Using momentum to lift legs.
  • Letting ball slip from feet.
  • Not fully extending legs.

When to Avoid

  • Acute lower back pain
  • Hip flexor strain

Flexibility Needed

  • Adequate hip flexion range (to 90 degrees)
  • Ankle mobility to grip ball

Build Up First

  • Basic core bracing ability
  • Familiarity with standard leg raises

Also known as

Swiss Ball Leg Raise, Exercise Ball Leg Lift, Stability Ball Double Leg Raise

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