It is better to sleep after 3-4 hours after a meal. Because after eating, the stomach has eaten a lot of food, the burden of the stomach is relatively heavy, if a person sleeps immediately, it will affect the quality of one’s sleep and will lead to low quality sleep. Because from the perspective of traditional Chinese medicine, if the stomach is not in harmony, the patient is prone to some symptoms of food accumulation and insomnia and dreaminess. Sleep immediately after eating, food has not been digested, but also easy to induce some cardiovascular and cerebrovascular diseases, such as insufficient blood supply to the brain, leading to cerebral infarction, leading to heart disease, so it is recommended to sleep after eating 3-4 hours a day. At least one hour after eating before going to bed, after eating it is recommended to stand or do housework and other light physical activities, so that the food in the stomach gradually enter the intestinal tract digestion and absorption, will not cause too much harm to the body.