Sciatica typically occurs when the sciatic nerve is compressed by a herniated disk or bone spur, but releasing muscle tension can often bring relief  The sciatic nerve is the largest nerve in the body, beginning at the lower back, and running through the hips and buttocks down to each leg. In most cases, sciatica affects only one side of the body. Sciatica is a symptom of an underlying medical condition, such as a lumbar herniated disc, degenerative disc disease, or spinal stenosis. It is not a medical condition in and of itself.        Treating Sciatic Pain   Sciatica most...