1. From a side-lying position, lift up onto the lower elbow and place the hand of the other arm on the hip.
2. Making sure that that body is in a straight line from the shoulders to the knees, raise the body by simultaneously abducting the bottom and the top hips.
3. Lower yourself to starting position. Complete the desired number of repetitions and repeat on the other side.
Primary: Gluteus medius, gluteus minimus, upper gluteus maximus
Secondary: Internal oblique, external oblique, quadrates lumborum