Some people think that if they don’t have the symptoms of “three more and one less”, they can’t be diabetic, but they are not. Although “three more and one less” is a typical manifestation of diabetes, it is not an early manifestation, especially since about 70% of people with type 2 diabetes do not have the typical “three more and one less” symptoms. There are some atypical symptoms that also indicate diabetes, including: 1. fatigue and weakness, which is due to the decrease of insulin, which reduces the blood sugar into the cells, and then the cells lack energy, and the body is weak and weak; 2. wounds heal slowly and the skin is easily infected, which is due to the poor nutrition of diabetic patients, which affects the immune function and reduces the resistance; 3. Blurred vision in a short period of time, which is due to the fact that elevated blood sugar causes changes in refractive error, which in turn affects vision; 4. Itchy sexual organs or decreased sexual function; 5. Numbness or tingling in both feet. This is caused by the neurological complications of diabetes, which can lead to numbness at the end of the extremities, ankylosis, pins and needles and other sensory abnormalities; 6, frequent preprandial hunger, which is due to the delayed peak of insulin secretion in diabetic patients, resulting in an increase in blood sugar 2 hours after meals and a decrease in blood sugar before meals, causing preprandial hunger; 7, unexplained insomnia, which is caused by elevated blood sugar Plant neuropathy, resulting in plant neurological disorders; 8, abnormal sweating: some diabetic patients will have symptoms such as half sweating or half sweating or intermittent; 9, young patients with arteriosclerosis, coronary heart disease or cerebrovascular lesions, etc., should be alert to the presence of diabetes; 10, alternating diarrhea and constipation, eating clean food, but often diarrhea, after a period of time and dry stools, the two alternating This is due to nerve damage in the stomach and intestines caused by elevated blood sugar.