In fact, clinically, diabetes itself is a disease that cannot be cured, and we are most familiar with the fact that patients with diabetes will have the symptoms of three more and one less, and as we study the disease in depth clinically, further treatment is needed. The pathogenesis of type 1 diabetes is characterized by autoimmune disease, which means that the immune system attacks insulin cells and destroys their ability to produce insulin, and without insulin the patient cannot convert glucose into calories. Insulin must be used to survive. For patients with type 1 diabetes clinically, because of the factor of hyperglycemia, it will cause a significant increase in plasma osmotic pressure, excess urine and water loss will be too much, there will be intracellular dehydration, aggravating the situation of hyperglycemia, then the patient’s plasma osmotic pressure will further increase, which is a vicious circle, the patient will stimulate the central system, resulting in the patient’s dry mouth symptoms, for this reason will This is a vicious circle, the patient will stimulate the central system, leading to dry mouth symptoms, and for this reason will drink more, then more water will increase the patient’s urine volume. For type 1 diabetes, clinical health education should be done, obesity control and prevention should be actively carried out, and cardiovascular and cerebrovascular diseases should be prevented. Eat more vegetables and fruits rich in fiber and vitamins to prevent excessive intake of energy. Pay attention to a balanced diet in daily life and exercise more often. For the above experts on the clinical knowledge of type 1 diabetes, as well as the prevention and care of the disease experts briefly gave a summary, in fact, for the patients themselves need to maintain a healthy lifestyle and attitude, clinical active treatment, from the perspective of diet and exercise to do a good job of prevention, so as to reduce the disease to their own suffering.