Quadriceps over Fulcrum Begin this exercise lying on your back with a rolled towel or foam roll under your knee and your knee relaxed. Slowly straighten your knee as far as possible tightening the front of your thigh (quadriceps) (figure 3). Hold for 5 seconds then slowly lower back down. Repeat 10 times as hard as possible pain free.
I've had 3 surgeries on my knees.I have 3 syntoms that make my knees dislocate because my bones aren't formed right.I haven't given up yet so why should you.If i had perfect legs i would be playing every sport on the face of the earth and training everyday.But you,your foolish for all you do is sit around and play on electronics all day.