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.
Location. The sciatic nerve is the largest single nerve in the body. It begins in the lower part of the back and runs through the hip/buttock region, giving off two branches; the articular branch, which provides nerve function to the hip-joint, and the muscular branch, which extends into the muscles of the thigh.