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.

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 ...

Disc herniation (or bulge ... Sciatica occurs when the nerve roots that form the sciatic nerve, L4, L5, S1, S2, and S3 are ...

Last week University of Minnesota Duluth (UMD) women’s hockey’s Gabby Krause announced she was medically retiring after 110 ...