The spinal discs lie between the vertebrae in your spine. Spinal discs are also called intervertebral discs. A spinal disc acts as shock absorber between each of the vertebrae in the spinal column. Each disc keeps the vertebrae separated. The spinal discs also protect the nerves that run down the middle of the spine and the nerves that pass out of each level of the spinal column.
This is a companion discussion topic for the original article at https://patient.info/bones-joints-muscles/spinal-disc-problems