Form cues
- Keep lower back pressed to floor
- Do not pull with your neck
- Control the movement
- Exhale on lift
Exercise
Stability Ball Leg Elevated Crunch
Waist, stability ball
A crunch variation where the legs rest on a stability ball, increasing core engagement and instability.
Target: rectus abdominis. Also works: obliques, hip flexors.
Steps
- Place stability ball in front of you and sit down.
- Lie back and position your calves and feet on top of the ball with knees bent.
- Place your hands lightly behind your head or crossed on your chest.
- Engage your core and curl your upper body toward your knees.
- Pause briefly at the top, then lower back down without losing control.
Common mistakes
- Using momentum instead of muscle
- Straining the neck
- Letting the ball roll away
- Arching the lower back
Breathing
Exhale as you crunch up, inhale as you lower down.
In the app, search for Stability Ball Leg Elevated Crunch and add it to a workout.