Hypoglycemia may occur in any diabetic patient, regardless of the application of hypoglycemic drugs or insulin. Hypoglycemia is very harmful to the human body, and it is very important to correctly recognize hypoglycemia for people with abnormal blood sugar. Symptoms of hypoglycemia Palpitation, hand tremor, excessive sweating, hunger, fear, tremor, as well as headache, fatigue, and even blurred consciousness, coma or epileptic seizures, which can be serious and life-threatening. Usually the symptoms of hypoglycemia occur when the blood glucose is lower than 3.3mmol/l. Individuals with diabetes, whose blood glucose has been at a high level for a long time, may experience symptoms when their blood glucose decreases (which may not be less than 3.3mmol/l). Emergency treatment for hypoglycemia Generally the symptoms of hypoglycemia are mild and can be relieved by self-consumption of foods or drinks containing sugar. Be careful not to consume foods containing sweeteners, which are sweet but do not contain sugar and cannot raise blood sugar and improve symptoms. Prevention of hypoglycemia should pay attention to the following four points: 1, regular monitoring of blood glucose 2, life, diet should be regular, reasonable distribution of meals. 3, Never exercise on an empty stomach. 4, always carry sugary food in case of emergency.