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 ...

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 ...

CLINICALLY it is a well-known phenomenon that whereas infusion of oxytocin increases the myometrial contractility, no such effect is noted on the skeletal muscle system. This is true even when as much ...

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 ...

Muscle contraction is the tightening, shortening, or lengthening of muscles when you do some activity. It can happen when you hold or pick up something, or when you stretch or exercise with weights.

Palpate the psoas and confirm the palpation with this simple test. A new article uses an evidence-based approach to bust a recent manual therapy myth! There is an easy and effective method for testing ...

A concentric contraction is a type of muscle activation that causes tension on your muscle as it shortens. As your muscle shortens, it generates enough force to move an object. This is the most ...

The iliopsoas muscle is the major flexor of the hip joint, made up of the iliacus and psoas major muscles. Pain in the iliopsoas muscle can be caused by sitting too long, muscle imbalance, overuse, or ...