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. Most individuals experience discomfort in the lumbar region at some point in life, making it a leading cause of missed work in https://www.diigo.com/item/note/ari1n/1ax9?k=6e063018d5c3f65f6b38bf88c80145c1