The leg extension is an isolation exercise performed on a machine to target the quadriceps. It involves extending the knees to lift a weight, primarily working the front of the thighs.
Also Works
Hamstrings
How to Perform
1
Adjust the seat height and backrest of the machine to fit your body.
2
Sit on the machine with your back against the backrest and your feet on the footpad.
3
Grasp the handles or sidebars for stability.
4
Extend your legs forward by straightening your knees, lifting the weight.
5
Pause for a moment at the top, then slowly lower the weight back to the starting position.