The spinal cord is a long bundle of nerves and cells that extends from the lower portion of the brain to the lower back. Spinal cord functions include carrying signals between the brain and the rest ...

The lumbar spine includes the five vertebrae in your lower back numbered L1 to L5. These bones help provide mobility and stability to your back and spinal column and are an attachment point for many ...

The spine, or backbone, is a long column of bones that runs down the center of a person’s back. It is essential for many functions, such as movement, support, and protecting the spinal cord. A ...