By Yana Blinova, MS, Inventor of Pelvic Clock® Exercise Device, Former Olympic CoachThere are two piriformis muscles in the human body: one on the right side, one on the left. Each piriformis muscle extends from the front of the sacrum to the hip - the greater trochanter of the femur, to be more precise.A disorder of this muscle is called piriformis syndrome. The main symptom is pain radiating from the hip and buttock down into the leg…
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