What Is the Psoas Muscle? The psoas (pronounced so-ezz) muscles are two large muscles in your lower back. You have one on either side of your spine. They're the main muscular connection between your ...

A noninvasive MRI technique that measures volumetric changes in paraspinal muscles could transform how doctors assess nerve damage in the cervical spine, which helps guide more precise treatment ...

Full-body stretching is a great way to become more flexible, increase mobility, and decrease pain. While there are a variety of moves that can help address certain issues (like lower back pain), a ...

Lee Haney’s back was the factor that led to his 8-year-long Mr. Olympia reign. Aspiring bodybuilders or fitness enthusiasts, this is your day to learn how to take care of your paraspinal muscles ...

The psoas is a large, powerful muscle that runs from the lower back to the femur (thigh bone). Lunges and other psoas stretches can help relieve tension in the psoas muscle. Share on Pinterest Tony ...

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 ...