The peripheral nervous system (PNS) is the system of nerves and ganglia outside the brain and spinal cord. The PNS consists ...

Your spine is made up of 33 vertebrae. Each one has openings that let nerves from your spinal cord pass through to other parts of the body. When these openings, called neural foramina, get narrow ...

These facet joints are separate from the discs and keep the vertebrae from bending or twisting excessively, which could damage the spinal cord and the vital network of nerves that runs through the ...