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 ...

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 ...

Taking care of your psoas muscle is important for hip mobility. Here are 3 stretches to help you avoid psoas pain and injury. Share on Pinterest Photographer, Basak Gurbuz Derman/Getty Images The ...

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 ...

The psoas minor is a fairly modest-sized muscle that lies on the front side of the larger psoas major muscle. It acts as a weak flexor of the trunk, helping a person bend forward. The psoas minor ...

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 ...

For many runners, tight or achy hip flexors pop up at some point during training. But you shouldn’t just ignore them, as it’s often a sign your muscles need some TLC. Your iliopsoas is one of the ...

The psoas is a deep hip flexor that connects to the spine and extends down to our femur, says Kristen Lettenberger, DPT, CSCS, physical therapist at Bespoke Treatments. Its main function is to bring ...

When elite ultrarunner Mike Wolfe laced up for a tempo run in June 2009, his right hip flexor felt tender and sore. But nothing out of the ordinary for a runner who, in a weekend, can cover 75 miles ...