Quadratus Lumborum (QL)
The Quadratus Lumborum (QL) is a deep muscle on both sides of the lower back. Originates from the iliac crest and inserts on the transverse process of lumbar one through five and
Latissimus Dorsi
Functionally, the latissimus dorsi muscle belongs to the muscles of the scapular motion. This muscle is able to pull the inferior angle of the scapula in various directions, produc