The right side of the back pain in men can be caused by the following reasons: first, kidney disease, when the kidney has tumors, inflammation, stones, cysts, there can be pain in the kidney area of one side of the waist, can be accompanied by hematuria and proteinuria, then to check the ultrasound of the kidney, CT and urine tests to diagnose and treat. Second, herpes zoster, in the early stage of herpes zoster can have hidden pain or stabbing pain on one side of the waist, and after 1-2 weeks of incubation period, there can be clusters of herpes, then go to the dermatology department for early diagnosis and treatment. Third, intercostal neuralgia, intercostal neuralgia patients can also have pain on one side of the lumbar intercostal nerve travel, often hidden pain, stabbing pain or radiating pain, this should be diagnosed early, early nerve nutrition and closure treatment. Fourth, dermatome neuritis, patients with dermatome neuritis can also have pain on one side of the lumbar region, often stabbing pain, which should be diagnosed early and treated with nerve nutrition and physical therapy early. Fifth, lumbar muscle strain, patients with lumbar muscle strain can also have pain in one side of the lumbar muscles, often due to cold and strain, which should be diagnosed by early examination and physical examination to exclude other diseases.