Inverse Leg Curl (bench support)
- Target muscle
- Hamstrings
- Synergist muscles
- Gastrocnemius, Soleus
- Equipment
- Body weight
- Body part
- Thighs
- Type
- Strength
The inverse leg curl is a bodyweight strength exercise that trains the hamstrings through a demanding eccentric and concentric contraction. With the feet anchored and the body extending forward from a kneeling position, the gastrocnemius and soleus assist the hamstrings under full load. It is especially effective for building hamstring strength, resilience, and injury resistance.
How to do the Inverse Leg Curl (bench support)
- 1Kneel on a mat or padded surface and hook both feet securely under a stable bench so your heels are firmly anchored.
- 2Position your knees hip-width apart with your thighs vertical and your body upright.
- 3Cross your arms over your chest or hold them in front for balance, and brace your core to keep your torso rigid from knees to shoulders.
- 4Slowly lower your body forward toward the floor by allowing the knees to extend, resisting the pull of gravity with your hamstrings for at least 3–5 seconds on the way down.
- 5Descend under full control, keeping your hips extended and your body in a straight line — do not let your hips pike or sag.
- 6Lower as far as you can control; beginners may catch themselves with their hands and use a push-up to reduce load on the way back up.
- 7Once at the bottom position, drive through your hamstrings and squeeze your glutes to curl your body back up to the starting position.
- 8Return to fully upright with your thighs vertical before beginning the next repetition.
Form tips
- Take a big breath at the top of each rep and hold it through the descent, exhaling only as you curl back up — the held breath is what keeps your midsection rigid under load.
- Progress by range before reps: lower only to the depth you can still control, add a few degrees each week, and reduce how much your arms assist on the way back up as you get stronger.
- Keep your chin lightly tucked and your gaze on the floor a short way ahead of your knees so your neck stays in line with your torso.
- Warm your hamstrings up before your first set — this movement loads them at long muscle lengths from the very first rep, with no lighter build-up sets to ease into.
Common mistakes
- Letting the hips pike as you lower, which shortens the hamstrings and transfers work to the glutes, reducing the training effect on the target muscle.
- Dropping uncontrolled to the floor and using both arms to push back up on every rep, which skips the eccentric load that makes the exercise effective.
- Rushing the descent — moving too fast removes the time-under-tension that builds hamstring strength and reduces the injury-prevention benefit.
- Allowing the lower back to hyperextend or the core to go slack, which compresses the lumbar spine and shifts the challenge away from the hamstrings.
- Using an insecure foot anchor that shifts or lifts mid-rep, breaking position and creating an unnecessary injury risk.
Frequently asked questions
What muscles does the inverse leg curl work?
The primary muscle is the hamstrings (biceps femoris, semitendinosus, semimembranosus). The gastrocnemius and soleus act as synergists, assisting the knee-flexion movement.
Is the inverse leg curl the same as a Nordic hamstring curl?
Yes — the inverse leg curl performed with a bench for foot support is functionally the same movement as the Nordic hamstring curl. Both involve an anchored-foot, forward-lean eccentric that loads the hamstrings through a long range of motion.
How do I make the inverse leg curl easier as a beginner?
Use both hands to catch yourself near the floor and push back up (a controlled negative plus push-up assist). As you build strength, aim to lower more slowly and reduce how much you rely on your arms on the return.
How many reps should I do per set?
Because of the extreme eccentric load, even 3–5 quality reps per set is productive for beginners. Intermediate lifters can aim for 6–10 reps. Prioritize control over rep count.
Can the inverse leg curl help prevent hamstring strains?
Research on the Nordic hamstring curl — the same movement pattern — consistently shows it reduces hamstring injury rates. Training the hamstrings eccentrically under load strengthens the muscle at long lengths, which is where most strains occur during sprinting.
