Early diabetes may not have any signals or symptoms, some patients may have the typical “three more and one less” symptoms, specific symptoms suggest consulting a doctor. 1. No signals and symptoms: Early diabetes has an insidious onset, most of the symptoms are mild or there are no symptoms, usually found in the routine physical examination of blood glucose increases. 2. Three more and one less symptom: that is, more drinking, more urination, more eating and weight loss symptoms. As diabetes can cause osmotic diuresis, thus increasing the amount of urine, urination will increase the body will lack of water, thus leading to thirst, drinking more water, the longer the disease may lead to the body can not make full use of glucose, resulting in increased consumption of protein and fat, resulting in body thinning, weight loss. If you have the above symptoms or find abnormal blood glucose, you should go to the endocrinology department of the regular hospital in time for examination and follow the doctor’s instructions for treatment.