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Stability Ball Knee Tuck: starting position Stability Ball Knee Tuck: end position

Core · Abs

Stability Ball Knee Tuck

A core exercise that works the abs. Beginner level, using stability ball.

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Muscles worked

PrimaryAbs

Rectus abdominis and hip flexors, with shoulders stabilizing.

Setup and loading

Hands shoulder-width apart.

How to do the stability ball knee tuck step by step

  1. Get into push-up position with your shins on the stability ball.
  2. Bring your knees toward your chest, rolling the ball in.
  3. Extend your legs again without letting your hips sag.

Form cues

  • Straight back
  • Shoulders over your hands

Common mistakes

  • Letting your hips sag
  • Shifting your shoulders back
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Sets and reps for your goal

Core & Stability

3 x 8-15 or 20-45 s

3-4 sets of 20-45 seconds or 8-12 slow reps. Rest 45 to 60 seconds.

Neutral spine, tight abs and controlled breathing. Progress in time or leverage before adding weight.

A guide for healthy adults. Adjust the load to your level and see a professional if you have an injury.

Check your form

Film yourself from the side or ask someone to watch, then tick what you get right.

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Sports it suits

Gear for this exercise

  • Stability ballPick the diameter for your height (55-65 cm for most people).

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Variations and similar exercises

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