Are Leg Extensions Bad for Knees

Are leg extensions good for bad knees?

Leg extensions are a key exercise in strengthening the patellar ligament and quadriceps attachment for the knee. This exercise focuses on strengthening the quad alone and, therefore, strengthens key attachments for the knee joint at the same time.

Are leg extensions and leg curls bad for your knees?

Leg extensions do not cause more stress on your knees than squats and leg presses, and aren’t inherently worse than any other exercise.