The schemas are a set of 'types', each associated with a set of properties. The types are arranged in a hierarchy.he schemas are a set of 'types', each associated with a set of properties. The types are arranged in a hierarchy.
Inadequate stretching and warming up prior to exercise, or advancing your exercise program too quickly, or beginning a new exercise program, have all been known to cause symptoms. In some people, just vigorous walking or exercising on uneven ground is enough to exacerbate a flare-up of sciatica nerve pain.
Inflammation of the sciatic nerve causes burning pain in the back of the hip that can often travel down into the leg. Since the sciatic nerve begins in the back, it can be irritated by any kind of back abnormality, such as a herniated disk. Burning pain may radiate to the hip.