Psoas, what?

Check out my new article appearing on the Examiner.com. And thanks to fellow South Florida Runs runner and friend Andy Zircher for the idea to write about psoas.

Andy Zircher, a West Palm Beach resident and international business professional, admits as of late he’s been spending the majority of his time at work standing rather than sitting. It’s all in an effort to reduce the strain on his back and his psoas. His what?

His psoas. The psoas is a long fusiform muscle located on the side of the lumbar region of the vertebral column and brim of the lesser pelvis. It joins the iliacus muscle to form the iliopsoas, which is known as the body’s most powerful hip flexor. In less than 50 percent of human subjects the psoas major is accompanied by the psoas minor. In mice, it is mostly a fast-twitching, type II muscle, while in human it combines slow and fast-twitching fibers (Wikipedia)…

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