It is a normal physiological reflection that people are hungry at the mealtime of three meals a day, suggesting that it is time to eat. The maintenance of normal body functions, such as sports, work, and the operation of various organs of the body need to be provided with sufficient nutrition through diet. Hungry stomach indicates that the body energy consumption deficit, need food to replenish energy, if not long after eating hungry stomach and certain diseases, such as hyperthyroidism, excessive secretion of thyroid hormones to stimulate the excitement of the nerve and digestive system will cause easy to hungry stomach, meal volume increased, you can go to the hospital to do thyroid examination. Diabetic patients with unstable blood sugar control can also cause hunger faster, it is recommended to go to the hospital to measure blood sugar in a timely manner.