There are numerous parts within the lower back which will lead to the pain to radiate to the legs, including facet joints, sacroiliac joints, muscles or inflammation in the bursa. Back spasms are as a result of some kind of mechanical worry around the back muscles, for instance sleeping https://daltonidzlz.get-blogging.com/30209421/the-smart-trick-of-back-pain-that-nobody-is-discussing