What Causes Back Pain and When to See a Doctor Back pain is one of the most common health problems today. At least once in life, most people deal with back pain. Sometimes the pain is mild, but in other cases, it can become so bad that it affects daily https://www.diigo.com/item/note/ari1n/g5pb?k=235abe714c2c1b9890793e5fac265ed5