There are many causes of back pain and difficult bowel discharge, such as constipation, lumbar spine disease, inflammation. 1, constipation: constipation can easily lead to intestinal flatulence, causing muscle spasm in the lumbar region, resulting in back pain and difficult defecation symptoms, generally after the bowel discharge, back pain will be significantly relieved. Normally, you can drink more water, eat more fruits and vegetables, moderately increase exercise, improve intestinal dysfunction, and if necessary, take oral medication under the guidance of a doctor to assist in defecation; 2, lumbar spine disease: if there is a lumbar disc herniation, lumbar spinal stenosis, lumbar vertebral slippage and other diseases, it may compress the cauda equina nerve and produce abnormal defecation function, resulting in back pain accompanied by defecation difficulties. It is also easy to increase the pressure on the abdomen when defecating and reverse stimulate the lumbar vertebrae, leading to increased pain in the lower back and the fear of straining to defecate again, which can also cause defecation difficulties. This situation requires timely medical treatment of lumbar spine disease, can be under the guidance of the doctor by exercising the core muscles of the waist, short-term wear waist circumference, taking ibuprofen and other ways to relieve the pain caused by lumbar disease, but also can be used externally to promote defecation, to reduce the pain caused by abdominal exertion. Usually avoid sedentary, straining, lifting heavy objects and abdominal pressure stimulation; 3. Inflammation: inflammation such as pelvic inflammatory disease, colitis, urinary system infection, etc., may also lead to lumbar pain and bowel difficulty. You can go to the hospital to further confirm the diagnosis by means of abdominal ultrasound, routine urine examination, and actively take anti-inflammatory treatment, the clinical commonly used antibiotics such as metronidazole, ofloxacin, cefaclor, etc., to be taken in accordance with medical advice, drink more water during treatment, pay attention to warmth and personal hygiene, to help the recovery of the disease.