After eating phlegm, it depends on what kind of people, if the original chronic disease, especially lung disease patients, after eating phlegm, in fact, it is the effect of phlegm, because when eating are concerned about eating hot rice, hot food, hot soup, so when eating it actually has a part of the steam, when chewing and swallowing, this part of the hot steam will be sucked into the lungs, it plays a corresponding role in wetting the airway . If there is chronic lung disease in the middle of the airway, and the top of the airway is stuck with phlegm, it is not good to come out, but due to the inhalation of hot steam, it is equivalent to the effect of nebulizing phlegm. So after eating, through the nebulization of the whole meal time, after eating there is no swallowing action, the phlegm starts to go up by itself and starts to come out, which is a problem, a reaction. There is another kind of chronic lung disease that did not exist before, why does phlegm come out after eating? This is related to the nature of the meal, generally there must be some heavy things inside the rice, these flavors are too heavy, spicy and fresh, or too salty, or too spicy, or too acidic things to stimulate the spleen and stomach, although you usually do not have other diseases, but the spleen and stomach often accept these too heavy taste, it will be fatigue, will slowly not digest this kind of things, Chinese medicine speak of anything, eat things The spleen and stomach will be able to digest too much water, more than the spleen and stomach, will produce phlegm and dampness.