Pain in the center of the back, consider and the following diseases: 1, spinal supraspinous ligament or interspinous ligament injury, this pain is generally aggravated by the beginning of the activity, increased activity, after warming up, there will be a reduction in general. Physical examination will find local pressure pain, but knocking local is no pain, because the injury site is more superficial. 2, local soft tissue and hair follicle infections can cause local pain, this general local redness, swelling and protruding skin surface, and their own oily skin and like to eat spicy food most of the relationship. 3, in addition to bilateral scapula if there is aseptic inflammation around the scapula is also can lead to pain in the center of the back. In addition, if there is aseptic inflammation around the shoulder blades bilaterally, it can also lead to pain in the center of the back, most of which is manifested as pain in the inter-scapular region, which can be judged by combining with the characteristics of one’s own pain and the time of pain.