The benefits of sleeping with hunger are mainly weight control, reduce the burden on the gastrointestinal tract, conducive to intestinal emptying of toxins, conducive to the regeneration and repair of the digestive tract mucosa. 1, weight control: sleep to maintain a proper sense of hunger, can reduce the absorption of nutrients in the gastrointestinal tract, but also promote the decomposition of glycogen and fat, weight control; 2, reduce the burden on the gastrointestinal tract: when people sleep, the gastrointestinal tract peristaltic function Reduced, too full before bedtime can increase the time of gastrointestinal peristalsis is not conducive to gastrointestinal tract rest; 3, conducive to intestinal emptying toxins: sleep, maintain a certain sense of hunger, can reduce the absorption of toxin substances in the intestine, to promote emptying; 4, conducive to the regeneration and repair of the digestive tract mucosa: the digestive tract mucosa mainly plays a role in preventing the corrosion of digestive juices on digestive organ tissues, if the sense of hunger during sleep can reduce the digestive juices Generate, avoid the digestive fluid stagnation in the digestive tract, conducive to the regeneration and repair of the digestive tract mucosa. Although sleeping with hunger has certain benefits for the human body, it is harmful for deliberately losing weight and reducing food intake into sleep. In addition, people with special diseases need to eat reasonably according to their own conditions, such as diabetics need to maintain a reasonable amount of food intake to avoid the occurrence of hypoglycemia during sleep due to eating too little.