The other is the area just above, called L4-L5. In the low back, the L5-S1 junction is often the site of a problem known as ...

Most disc herniations occur at the bottom of the spine at the L4/5 and/or L5/S1 discs. The condition may not always cause ...

Lumbar disc herniation is one of the most common structural changes in the lower back and the most common cause of radiating pain, or sciatica, in the leg. Hereditary risk factors for disc herniations ...

In each simulated rowing position, axial scans were obtained at the level of the L4–5 and L5–S1 disc interspace to determine the cross sectional area of the posterior trunk muscles. Results: ...