Lower Back Pain: Top Causes, Symptoms, and Proven Relief Strategies Introduction to Low Back Pain The lower back, located under the ribcage, is a vital area of the body. Almost everyone encounter discomfort in the lumbar region at some point in life, making it a common reason for work absenteeism https://www.diigo.com/item/note/ari1n/1ax9?k=6e063018d5c3f65f6b38bf88c80145c1