L5-S1 is the exact spot where the lumbar spine ends and the sacral spine ... to difficulty controlling your anal sphincter.

Back Pain Treatments for Relief: The post What You Need to Know About Your L4-L5 Spinal Segment appeared first on The Hearty Soul.

particularly in the L4-L5 and L5-S1 segments. In regard to other spinal changes, spaceflight was associated with moderately decreased range of motion as well as significant disc dehydration and ...