Hypoglycemia fainted, conscious can rest on the spot, timely replenishment of sugar, and then seek medical attention, the serious need to be immediately sent to the hospital for medical attention. Hypoglycemia is mainly seen in normal people with insufficient energy intake or overconsumption in a short period of time caused by hypoglycemia, as well as diabetic patients with hypoglycemia. When someone faints from hypoglycemia and becomes conscious, the patient can be allowed to rest on the spot and given cookies, chocolate, candies, drinks, etc. to quickly replenish sugar, usually panic, cold sweat, dizziness, and fatigue can be quickly relieved in mild cases. If the symptoms are not relieved in time after the above measures, or if there are serious consequences such as coma and loss of consciousness, it is necessary to immediately call 120 for transportation to the nearest hospital to correct the hypoglycemic state through intravenous glucose and other treatments. Hypoglycemic fainting is a very dangerous situation, we are advised to eat on time and not to diet excessively. Diabetic patients need to take medication, food intake according to the doctor’s advice at regular intervals, out of the house is recommended to carry with high sugar content of food, such as cookies, candies, etc., once cold sweat, dizziness, hand tremors and other hypoglycemic manifestations can be supplemented in a timely manner sugar.