Straight Hip Single Leg Curl on Stability Ball
Perform a single leg curl using a stability ball to target your hamstrings and glutes.
- Lie on your back with your heels on the stability ball and arms at your sides.
- Lift one leg off the ball while keeping the other leg straight.
- Engage your core and curl the ball towards your glutes by bending the knee of the leg on the ball.
- Slowly extend the leg back to the starting position.
How to perform the Straight Hip Single Leg Curl on Stability Ball
- Set up. Set up in a stable, balanced starting position appropriate for the Straight Hip Single Leg Curl on Stability Ball using your stability ball.
- Brace and execute. Brace your core, control the descent, and move through a full pain-free range of motion while emphasizing your quadriceps.
- Reset. Reverse the movement under control and reset between repetitions, keeping your form crisp on every rep.
Coaching cues
- Move with intent — every rep should feel deliberate, not rushed.
- Drive force through your quadriceps rather than momentum.
- Keep your breathing steady: exhale on the hard part, inhale on the reset.
Common mistakes
- Using too much weight and losing positional control.
- Cutting the range of motion short and missing the target muscle.
- Letting your spine round or hyperextend instead of staying neutral.
Detailed cues, common mistakes, and demonstration video are available in the Fitly app.
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