Understanding the Causes of Back Pain and the Right Time to Visit a Doctor Back pain is one of the most common health problems today. Almost everyone experiences it at some point in life. Sometimes the pain is mild, while in severe cases it disrupts normal activities, rest, and mobility. https://www.diigo.com/item/note/ari1n/g5pb?k=235abe714c2c1b9890793e5fac265ed5