What is Sciatica,LBP? Definition, Causes, Sign and Symptoms,Risk Factors, Medical and Physiotherapy Management
Definition Sciatica is a set of symptoms caused by irritation or compression of the sciatic nerve, the longest and widest single nerve in the human body. This nerve runs from the lower back, through the hips and buttocks, and down each leg. Sciatica symptoms can include lower back pain, radiating pain or discomfort in the legs, numbness, tingling, and weakness in the affected leg or foot. Causes of sciatica Sciatica is a condition characterized by pain, numbness, or tingling in the lower back, buttocks, and legs. It is caused by compression or irritation of the sciatic nerve, which runs from the lower back down through the buttocks and legs. The most common causes of sciatica include: Herniated disk: A herniated disk occurs when the inner nucleus of the disk bulges out and presses on the sciatic nerve. Spinal stenosis: This is a condition where the spinal canal narrows and puts pressure on the sciatic nerve. Degenerative disk disease: As we age, the disks in our spine may wear d