The quadratus lumborum muscle, informally called the QL, is a paired muscle of the left and right posterior abdominal wall. It is the deepest abdominal muscle, and commonly referred to as a …

Oct 30, 2023 · The quadratus lumborum muscle is a muscle of the posterior abdominal wall lying deep inside the abdomen and dorsal to the iliopsoas. It is the deepest muscle of the posterior …

The Quadratus Lumborum can cause some real grief through your back, buttock, hip, and groin but with the right management, exercises and self-treatment, you can be pain free – long term.

May 26, 2025 · The quadratus lumborum is a paired muscle located on either side of the spine, forming a key part of the posterior abdominal wall. It lies deep within the abdomen, behind the …

Jul 17, 2024 · The quadratus lumborum is an integral part of the thoracolumbar fascia, a myofascial system that covers the posterior trunk and involves parts of the lower and upper limbs.

Nov 21, 2025 · Learn what causes quadratus lumborum (aka QL) muscle pain and tightness and how to prevent and relieve it with stretches and exercises for the QL and surrounding muscle …

Jan 1, 1970 · Quadratus lumborum pain is located deep in the lower back on both sides of the spine. Learn about the symptoms, treatment, and prevention.

Sep 1, 2025 · What Is the Quadratus Lumborum Muscle? “Your quadratus lumborum muscle is a stabilizer of your lumbar (lower back) area,” explains Dr. Matos. “It’s what allows you to tilt …

Mar 19, 2025 · The quadratus lumborum (QL) muscle, situated in the lower back, is pivotal for spinal stability, posture, and movement. Dysfunction or tightness in the QL can lead to lower …

Description: The Quadratus lumborum is irregularly quadrilateral in shape, and broader below than above.