The common causes of back pain in the morning are the following: 1, waist and hip muscle fasciitis, generally is a long time to maintain a posture, or bending weight labor and caused by chronic injury to the lumbar muscle fibers and muscle bone attachment points, manifested as waist and back, hip soreness, pain, stiffness, there are obvious pain cycle, usually the pain is more obvious in the morning, the symptoms can be relieved after the activity, but the next day and 2, bad sleeping posture, long-term bad sleeping posture in the sleep muscles do not get rest, in a state of tension, over time will produce a lot of acid accumulation, aches and pains. 3, the bed is too soft. 4, cold.