Crunch (on stability ball, arms straight)
The crunch on a stability ball with arms straight is an effective exercise for targeting the abdominal muscles. By performing the crunch on a stability ball, you engage more stabilizing muscles, enhancing core strength and balance.

At a glance
- Area
- Waist
- Main muscle
- Abs
- Equipment
- Stability ball
- Level
- Intermediate
Form tips
- Keep your core engaged throughout the movement.
- Do not pull on your neck with your hands.
- Exhale as you crunch up, inhale as you return to the starting position.
- Ensure the stability ball is properly inflated.
What to watch out for
- lower back pain
- recent abdominal surgery
- pregnancy
Also known as
Crunch su fitball con braccia dritte, crunch stability ball, crunch fitball, abs exercise, core workout