High Quality Content by WIKIPEDIA articles Sciatica ( /saɪˈ tɪkə/; sciatic neuritis) is a set of symptoms including pain that may be caused by general compression or irritation of one of five spinal nerve roots that give rise to each sciatic nerve, or by compression or irritation of the left or right or both sciatic nerves. The pain is felt in the lower back, buttock, or various parts of the leg and foot. In addition to pain,...