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. In some cases the discomfort is light, yet for others it grows so intense that daily functioning, sleeping, https://www.diigo.com/item/note/ari1n/g5pb?k=235abe714c2c1b9890793e5fac265ed5