The piriformis may spasm on account of muscular weak point. Muscles LOVE to compensate for other muscles that aren't executing their work. This occurs a great deal with the piriformis. Sciatica — The sciatic nerves operate from your lower back, with the buttocks and down the back from the legs. https://how-to-fix-lower-back-and78992.blogofchange.com/34744690/5-essential-elements-for-how-to-fix-lower-back-and-glute-pain