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 ...

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 ...

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 ...

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 ...

Distal ureteric strictures have traditionally been managed with open surgery, most commonly with ureteroneocystotomy with or without psoas hitch or Boari flap, unless stricture length allows excision ...