The QL muscle is flattened and has a quadrangular shape. The QL muscle is an integral part of the thoracolumbar fascia, a myofascial system that covers the posterior area of the human body, …

The Quadratus Lumborum (QL) can be a real pain in the butt (and back) but with the right exercises and self-treatment, you can be pain-free - long term.

May 26, 2025 · The muscle gets its name from its irregular, four-sided quadrilateral shape. As the largest muscle in the posterior abdominal wall, the quadratus lumborum is important in stabilizing …

Jan 1, 1970 · The quadratus lumborum muscle starts at the pelvis and runs up to the lowest rib. It plays an essential role in stabilizing the pelvis when a person is upright. It also helps support the core of...

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 abdominal …

Aug 24, 2025 · The Quadratus Lumborum, often referred to as the QL, is a muscle located deep within the lower back that contributes significantly to core stability. Its functions are important for everyday …

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 back …

With that in mind, let’s talk about the best ways to keep your QL muscle in top shape. These five exercises will help release tension, strengthen your core, and stabilize your lower back so that you …

The quadratus lumborum (QL) is a large muscle located on the posterior (back) side of the trunk and abdominal wall with a left and right side QL. If you were looking at your friend’s back, you would …

Sep 1, 2025 · Read on to learn more about what causes quadratus lumborum muscle pain, along with how to treat it — especially with exercises recommended by our Hinge Health physical therapists.