Pelvic rotation a pain in the butt, but it can be corrected

Have you ever gone on a long car ride where you sit for many hours? You get out of the car and you feel stiff and sore in the buttocks and lower back.

http://www.winnipegfreepress.com/arts-and-life/life/pelvic-rotation-a-pain-in-the-butt-but-it-can-be-corrected-121141994.html