The muscles of the lower back help stabilize, rotate, flex, and extend the spinal column, a bony system comprised of 24 vertebrae that gives the body structure and houses the spinal cord. The spinal ...

Tight hip flexors, especially a deep muscle called the psoas, can silently stress your spine. Here's why this muscle deserves more attention—and how to strengthen it. Lower back pain is often blamed ...

(CNN) — If you want a resilient core, strengthening your six-pack is just the start. Your obliques — the muscles that run along the sides of your waist — may not get the same attention as your ...

A frequent source of lower-back pain comes from two muscles you might not have heard of—and that makes sense since you rarely see them on those medical posters of human anatomy in doctor's offices.

Long hours of sitting can lead to back stiffness, reduced spinal mobility and muscle tightness, increasing the risk of ...