Bent knee Lying Twist (On Stability Ball)
Expert Advice
Engage your core and move in a controlled manner to maintain balance on the stability ball.
How-to-do Steps
- Lie on your back with your knees bent and feet flat on a stability ball.
- Extend your arms out to the sides for balance.
- Roll the ball to one side by rotating your hips, while keeping your shoulders flat on the ground.
- Use your abs to pull the ball back to the center.
- Repeat the twist to the opposite side.
- Continue alternating sides for the desired number of repetitions.
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Muscles Worked
Bent knee Lying Twist (On Stability Ball) primarily targets the Abs, with Strength mechanics using Stability Ball. Understanding muscle activation patterns helps you focus on proper engagement and maximize training effectiveness.
Primary

Abs100%
Equipment
Stability Ball

Exercise Type
Strength
Sets & Reps Guidance
Beginner3 x 10-12
Intermediate4 x 8-10
Advanced4 x 6-8
Frequently Asked Questions
What muscles does Bent knee Lying Twist (On Stability Ball) work?
Bent knee Lying Twist (On Stability Ball) primarily targets the Abs. It is classified as a Strength exercise performed with Stability Ball.
How many sets and reps should I do for Bent knee Lying Twist (On Stability Ball)?
For beginners, start with 3 sets of 10-12. Intermediate lifters can do 4 sets of 8-10. Advanced athletes can push to 4 sets of 6-8. Adjust based on your goals and recovery capacity.
Is Bent knee Lying Twist (On Stability Ball) suitable for beginners?
Bent knee Lying Twist (On Stability Ball) is rated as intermediate difficulty. Beginners may want to start with lighter loads or simpler variations and progress to this exercise as their strength and coordination improve.