Shingles is usually a reactivation of the chickenpox virus triggering a painful rash. The virus has an effect on the nerve fibers and pores and skin leading to a painful, itching, burning rash. The area from the rash is most often about one facet of the upper body, abdomen or https://www.theorthopaedicandpainpractice.com/treatment-options-for-lower-back-and-knee-pain/