Single-Leg Leg Extension
How to do the Single-Leg Leg Extension with correct form, the muscles it works, and where it fits a training plan you actually stick to.
Quads
,
Machine
How to do the Single-Leg Leg Extension
- 1
Seat yourself in the machine and adjust it so that you are positioned properly. The pad should be against the lower part of the shin but not in contact with the ankle. Adjust the seat so that the pivot point is in line with your knee. Select a weight appropriate for your abilities.
- 2
Maintaining good posture, fully extend one leg, pausing at the top of the motion.
- 3
Return to the starting position without letting the weight stop, keeping tension on the muscle.
- 4
Repeat for the desired number of repetitions.
Log it, see it on your body.
Every Single-Leg Leg Extension set you log feeds Ascend's anatomy heatmap, so your quads volume is visible at a glance, and counts toward your bodyweight-strength tier.
More quads exercises
Single-Leg Leg Extension: common questions
What muscles does the Single-Leg Leg Extension work?
The Single-Leg Leg Extension primarily works the Quads.
Is the Single-Leg Leg Extension suitable for beginners?
Yes. The Single-Leg Leg Extension is a beginner-level exercise, so it's a solid choice if you're new to training. Start light and focus on the movement pattern before adding load.
What equipment do I need for the Single-Leg Leg Extension?
To do the Single-Leg Leg Extension you'll need a weight machine.
Is the Single-Leg Leg Extension a compound or isolation exercise?
The Single-Leg Leg Extension is an isolation exercise, it targets the quads through a single joint, which makes it useful for focused, targeted work.
How do I do the Single-Leg Leg Extension with correct form?
Seat yourself in the machine and adjust it so that you are positioned properly. The pad should be against the lower part of the shin but not in contact with the ankle. Adjust the seat so that the pivot point is in line with your knee. Select a weight appropriate for your abilities. Follow the full step-by-step above for the complete movement.
Log your Single-Leg Leg Extension sets, free.
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