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.
When a piriformis syndrome compresses this area it can cause a variable amount of sciatic nerve pain, as well as tingling or numbness anywhere along the pathway of the sciatic nerve but especially buttock and hip pain; sometimes the leg pain follows the distribution of the sciatic nerve all the way to the great toe.