Your lumbar spine is a five vertebral bone section of your spine. This region is more commonly called your lower back.

Learn about the anatomy of the lumbar spine including the potential problems that can occur in this area of the back.

The lumbar portion of the spine bears the most body weight and also provides the most flexibility, a combination that makes it susceptible to injury and wear and tear over time.

Mar 25, 2024 · What Is Low Back Pain? The low back, also called the lumbar region, is the area of the back that starts below the ribcage. Almost everyone has low back pain at some point in life.

Learn about the lumbar spine's function, anatomy, and common disorders. Explore how this lower back region supports movement, bears body weight, and its role in protecting spinal nerves.

Apr 29, 2025 · The lumbar region is located between the thoracic (chest) region of the spine and the sacrum, a large bone at the base of the spine. The lumbar spine usually curves slightly …

Feb 10, 2025 · The lumbar spine is located in the lower back, between the thoracic spine (upper back) and the sacrum (pelvic region). Unlike the thoracic spine, which is stabilized by the …

Dec 3, 2024 · The lumbar spine (often shortened to L-spine) consists of five adjacent vertebrae of the lower vertebral column, in some cases it is possible to find 4 or 6 vertebrae as an …

Oct 2, 2023 · “The lumbar spine has the biggest vertebra because it supports the rest of the spine and everything above it.”

Injury can damage the tendons and muscles in the lower back. Pushing and pulling sports, such as weight lifting or football, can lead to a lumbar strain.