A pear-shaped muscle in the posterior aspect of the thigh, inferior to the gluteus minimus. Its origin is on the anterolateral surface of the sacrum, and its insertion is on the superior border of the greater trochanter of the femur. Its primary action is lateral (outward) rotation of the femur. Its also assists in abduction when the hip is flexed, and helps to stabilize the hip joint.
Subjects: Sports and Exercise Medicine.