Definition of Lumbar

Reviewed on 3/29/2021

Lumbar: Referring to the five lumbar vertebrae, the disks below them, and the corresponding area of the lower back. The lumbar vertebrae and their disks are situated below the thoracic vertebrae and above the sacral vertebrae in the spinal column and are surrounded by soft tissues, including ligaments and large muscles.


Nearly everyone has low back pain at some time during their life. See Answer

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