Eat enough, still feel hungry, there are the following reasons: 1. It is likely that the gastrointestinal function is not good, it is likely to suffer from gastritis and other diseases. When the intestines and stomach can not work properly, the food eaten is not completely absorbed, food can not completely provide nutrients, there will be a lack of energy supply to the body, resulting in hunger. Usually pay attention to a light diet, be regular, do not overeat, eat more vegetables, fruits, do not eat spicy, cold food to stimulate the stomach and intestines. 2, caused by having hypoglycemia, if there is this disease accompanied by the phenomenon of dizziness, suffering from diabetes will appear lower than normal blood glucose concentration, there will be a sense of hunger, limb weakness. Finally eat full feel hungry, may be related to the thyroid gland, hyperthyroidism function will stimulate the gastrointestinal peristalsis increased, so that people quickly appear hunger.