Seated Leg Curl

MachineIsolationIsolation

Rep Range

812

Rest Time

1m 30s

Increment

5 lb

Muscles Worked

Hamstrings

How to Perform

  1. 1

    Adjust the seat, pads, and handles so the machine aligns properly with your joints. Proper setup prevents injury and ensures the target muscle does the work.

  2. 2

    Brace your body against the pads to isolate the target muscle. Grip the handles or position yourself as indicated.

  3. 3

    Move through the full range of motion with deliberate control. Focus on the squeeze at peak contraction.

  4. 4

    Return to the starting position slowly — the eccentric phase is where significant muscle damage and growth occurs.

Common Mistakes

  • Lifting your hips off the pad to use body momentum. Stay pressed down throughout.

  • Not achieving a full contraction at the top of the curl. Squeeze your hamstrings hard at the peak.

  • Letting the weight slam down between reps instead of controlling the eccentric.

Pro Tips

  • Dorsiflex your feet (toes toward shins) during the curl to reduce calf involvement and keep the tension on the hamstrings.

  • Use a slower tempo on the eccentric — 3 to 4 seconds down. Hamstrings are highly susceptible to eccentric overload for growth.

Related Exercises

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