L5-S1 is vulnerable to misalignment and injury. It can also be the site of a disc herniation or a spine disorder called ...

or L5-S1. The muscles in your lumbar spine work with your abdominal muscles to move your torso and lower back. These muscles include: Above and below each vertebra is an intervertebral disc.

Results: The disc signal intensity was progressively reduced the more caudal the disc space. It was most common at the L5/S1 level, and ... training activities have the most impact on the lumbar spine ...

Background Clinical examination of patients with chronic lumbar radiculopathy ... 1.74 (95% CI 1.04–2.93) for L5, and 1.29 (95% CI 0.97–1.72) for S1 nerve root impingement.

I’ve been suffering from back pain for years, and imaging shows Modic changes at L5-S1. What does this mean, and could it be ...