Sciatica is a term used to describe the pain that originates in the lower back and radiates through the buttocks, legs, and feet. It can also cause other symptoms, such as tingling, numbness and muscle weakness. Generally, sciatica manifests on only one side of the body, but it can sometimes affect both sides. Most often, sciatica results from a degenerative spine condition herniated disc or bone spur. Management includes physical therapy, analgesics, muscle relaxants, and sometimes surgery.