Comedian Russell Brand is famous for his controversial comments and stunts, past struggles with addiction and his short-lived marriage to singer Katy Perry.
The sciatic nerve begins in the lower back, extends through the buttocks and goes down the length of the leg. It is the longest nerve in the body. The pain that occurs when this nerve becomes inflamed or compressed is called sciatica.
The sciatic nerve is the primary nerve that runs down the back of the leg. It branches from the lower spine and runs the entire length of the leg and foot. What is the anatomy of a sciatic nerve? Five spinal nerve roots come together to make up the sciatic nerve, the largest nerve in the human body.