Your lower back does a lot more than you think. From helping you stand tall to letting you bend, twist, and carry, the lumbar ...

Where Is the Cervical Spine Located? A long, flexible column extending through most of your upper body, the spinal column consists of seven bones called vertebrae. The first vertebra, called C1 or ...

Sciatica pain occurs when a nerve exiting the spine in the lower back is pinched. It is a common symptom of a herniated or ...

which runs from the brain stem to the top of the lumbar vertebrae and usually ends in the space between the first and second lumbar vertebrae. During a spinal tap, the needle is injected too low ...