Sciatica which is pain in the back of the leg going down sometimes to the foot can be extremely painful. It is often caused by a trapped nerve in the base of the spine or often by a disc injury and is accompanied by back pain. It is important to have a full assessment and be aware of any potential nerve damage. But it can be treated very successfully in many case without surgery. Reahbilition exercises and looking at the way a patient moves can be critical for a full recovery