Follow the instructions below to perform this exercise:
Anchor: Secure the band(s) to the door with the door anchor at the bottom of the door.
Bands: Attach both ends of the band to one ankle strap.
Body Positioning: Secure the ankle strap around the ankle of your active leg, with the ring in the front. Stand 3 to 4 feet away from the door while facing the door, with both legs even (side by side). If necessary, place a chair beside you to use for balance. Keep your back straight, head straight and stomach tight.
While keeping your active leg straight, push your leg back (10 to 12 inches), squeezing your buttocks.