1. Lay on your side on a soft surface or yoga mat
2. Take your lower arm and place the palm of your hand on the lower side of your head, keeping your elbow grounded for support
3. Bend your upper knee pulling the upper foot up behind you with your free hand
4. Pull at your ankle to enable the stretch in your quadricep muscle
The primary muscles stretched in the Lying Side Quad Stretch are the Quads.