Lumbar Stenosis

Canal and foraminal stenosis — symptoms, why extension hurts, interval walking strategies, and long-term management.

Lumbar stenosis means narrowing of the spaces through which nerves travel in the lumbar spine. It is not a single entity but a structural consequence of the spine's normal aging cascade: disc height loss, facet joint enlargement from arthritis, ligamentum flavum thickening, and often the development of osteophytes (bone spurs).

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