Lower Back Pain: Causes, Symptoms, And Reliable Treatment Options What is Low Back Pain? The lumbar region, located under the ribcage, is an essential part of the body. Almost everyone experience discomfort in the lumbar region at some point in life, turning it into a common reason for work absenteeism https://www.zupyak.com/p/4369901/t/lower-back-pain-top-causes-symptoms-and-proven-relief-strategies