The psoas (pronounced so-as, and the plural psoai, pronounced so-eye, in case you were wondering) is a huge muscle that affects several joints in the body, most of which hurt in a lot of people. And a lot of people have tight psoai. Coincidence? I think not!
These crazy muscles attach to the vertebrae in the lower back, wrap around the front of the pelvis, and attach to the backs of the thigh bones. Low back pain, SI joint pain, or hip pain, anyone? If so, there’s a good chance that your psoai are involved. Also, because tight psoas muscles change the position of the rib cage and pelvis, they can affect the upper back, neck, shoulders, pelvic floor, and knees, too. Crazy, indeed!Read More