Lever Seated Leg Curl
Beginner
Also known as: Seated Machine Leg Curl · Seated Hamstring Curl
Expert Advice
If your lower back rounds as your legs straighten, shorten the starting range. You should feel a hamstring stretch without your pelvis rolling backward.
How-to-do Steps
- Adjust the seat so your knees align with the machine's pivot.
- Position the roller behind your lower legs, just above your heels.
- Secure the thigh pad snugly above your knees to prevent your thighs lifting.
- Sit against the backrest and grasp the handles with both legs nearly straight.
- Bend both knees together, pulling the roller down and back as far as comfortable.
- Slowly straighten both knees to the starting position and repeat without bouncing.
Common Mistakes
- Weight stack slams between repsFix: slow the return and keep tension on the roller.
- Torso rocks during curlsFix: keep your back against the backrest throughout each repetition.
Coach Cues
Thighs stay pinnedCurl both legs togetherControl the return
Short reminders to keep in mind during every set.
Track Lever Seated Leg Curl in FitAI
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Muscles Worked
Lever Seated Leg Curl primarily targets the Hamstrings, with Strength mechanics using Leverage Machine. Understanding muscle activation patterns helps you focus on proper engagement and maximize training effectiveness.
Primary

Hamstrings90%
Secondary

Calves10%
Equipment
Leverage Machine

Exercise Type
Strength
Why Level 1?
Beginner
Supported seating and a guided knee-flexion path require minimal movement skill with scalable resistance.
Technique
Stability
Strength
Mobility
Impact
Learning
Sets & Reps Guidance
Beginner3 x 12-15
Intermediate3 x 10-12
Advanced4 x 8-10
Variations
Harder Variation
Frequently Asked Questions
What does Lever Seated Leg Curl work?
This exercise directly targets your hamstrings, with secondary activation in your calves. It is one of the most popular hamstrings exercises in the gym and uses a leverage machine.
What is the most common mistake with Lever Seated Leg Curl?
The biggest mistake is rounding your lower back instead of hinging at the hips. Slow down, focus on feeling the hamstrings work through the full range of motion, and use a weight or difficulty level you can actually control.
How many sets and reps should I do for Lever Seated Leg Curl?
Start with 3 sets of 10 to 15 reps. If the exercise works one side at a time, do 10 to 15 reps per side. Rest 30 to 60 seconds between sets. Pick a weight that makes the last 2 to 3 reps feel challenging but doable with good form. Track your sets in the FitAI app to make sure you are progressing over time.
What can I do instead of Lever Seated Leg Curl if I don't have a leverage machine?
You can substitute dumbbells or a resistance band to mimic the same movement pattern and still target your hamstrings effectively. The key is keeping the same movement pattern and range of motion. The resistance source matters less than how you control the movement.