Since many patients nowadays have many psychological problems, and psychology can affect the patient’s condition. The sugar network reminds all sugar lovers that the psychological diagnosis and treatment of diabetes is also an extremely important component of diabetes treatment. The psychological characteristics of diabetic patients and how to carry out psychological guidance: 1, denial and doubt early in the disease, patients often can not accept the fact, hold a denial or doubt attitude, or think they have diabetes is nothing more than high blood sugar, no major impact on the body, the disease to take a full care attitude, or even suspect that the doctor’s diagnosis is wrong, refuse to change the diet, do not accept treatment, leading to further development of the disease. At this stage, patients should be helped to build confidence and hope, patiently and meticulously introduce knowledge about diabetes, the danger of high blood sugar and possible complications if not treated in time, help them understand the process of disease development, strengthen their attention to diet, exercise and scientific medication, so that they can overcome their suspicion, refusal and careless attitude towards the disease. 2. Once diagnosed, angry and disappointed patients will rely on exogenous pancreatic hormone treatment for life, otherwise it may lead to life-threatening metabolic disorders. Teenagers are in the great time of school, business and love, and they often have an angry emotion when they learn that there is no possibility of a cure, which is compounded by the necessity of lifelong diet control. They feel deprived of the right and freedom to live, lose confidence in life, are depressed, drown in sadness all day long, are emotionally fragile, and adopt a negative attitude toward treatment. Some adolescents also believe that the disease is the result of their parents’ heredity and direct their anger at them. For such patients, we should use kind and sincere language to gain their trust, establish a good doctor-patient relationship, use the cathartic method to let out the sorrow, aggression and anger accumulated in the patient’s heart, use the sublimation method to transfer their ambivalence, and repeatedly tell the prospect of diabetes treatment, so that the patient can actively cooperate with the treatment.