Sciatica:

The sciatic nerve is the largest nerve in the human body and is formed by several nerve endings that originate in the spine, which begins at the end of the spine, passes through the buttocks and back of the muscle and when the cell divides into common tibial. and fibular nerves, up to the parts. […]

The sciatic nerve is the largest nerve in the human body and is made up of several nerve roots that come from the spine. The sciatic nerve begins at the end of the spine, passes through the buttocks, the back of the thigh, and, when it reaches the knee, divides between the common tibial nerve