http://sciaticareliefweb.com Sciatica is pain in the lower back and gluteus maximus that often radiates down the legs, traveling as far as the feet. It is this radiating of pain below the knee that differentiates sciatica from back pain caused by disc degeneration. Sciatica is so called because it is caused by compression or injury of the sciatic nerve, located in the lumbar portion of the spine. Sciatica is synonymous with sciatic pain and can range from dull to sharp with accompanying sensations of tingling, numbness, or burning. Sciatic pain can also be continuous or intermittent. Sciatic treatment is aimed at eliminating the pain. For quick sciatic pain relief read on.