In all aspects of the theoretical system of traditional Chinese medicine, the doctrine of yin and yang runs through it, which is used to explain the organizational structure, physiological functions and pathological changes of the human body. In Chinese medicine, the human body is an organic whole, according to the part and functional activity characteristics can be divided into “yin and yang” two parts. According to the functional characteristics of the internal organs, heart, liver, spleen, lungs, kidneys, five organs for the “yin”; gallbladder, stomach, small intestine, large intestine, bladder, San Jiao six internal organs for the “yang”. For the human body’s most common spleen and stomach diseases, in the field of Chinese medicine can be divided into the spleen and stomach cold stomach disease, gastrointestinal dampness and heat caused by gastric disease and gastric disease caused by mental factors of the three major categories. Among them, “stomach cold” and “stomach heat” are the most common. But as an ordinary patient, how do we distinguish between cold and heat in the stomach? And how to identify stomach yin deficiency and stomach yang deficiency? I. Stomach Heat Stomach heat is mostly caused by overeating hot and dry foods such as spicy and deep-fried foods, or by emotional depression, which results in fire. It can be categorized into stomach heat syndrome and stomach deficiency heat syndrome. Most of the symptoms are burning pain in the stomach, often accompanied by bad breath, swollen and painful gums, sores on the mouth and tongue, irritability, red tongue with yellow fur, and dry stools. Aiming at the stomach solid heat syndrome, Chinese medicine practitioners generally recommend to use rhubarb, gypsum, gardenia, dandelion, rehmannia, honeysuckle, tiger’s stick and other medicines that have the effect of diarrhea and clearing up the heat. 2.Stomach deficiency heat certificate Stomach deficiency heat mostly manifests as stomach discomfort, mouth ulcers, dry mouth, bad breath, dry and hard stools, pale and fat tongue. The deficiency of heat evidence is often to nourish Yin regulation, such as soup can be appropriate to add some of the raw land, maitou, lily of the valley, salvia and other herbs have the effect of nourishing Yin and dryness. [Stomach heat recipe] millet mung bean porridge: millet, mung beans, each appropriate amount, wash and add the right amount of water to cook porridge to eat; year-round can eat, heat, clear the heart and stomach of the fire. Bitter melon fried fungus: bitter melon, hair water fungus 100 grams each, blanch and pour into the frying pan stir fry until cooked, add an appropriate amount of salt, chicken seasoning can be; eaten to clear the stomach and spleen, clearing heat and fire. Loquat decoction: take 15 loquats, add appropriate amount of water into the pot, decoct for 15-20 minutes over moderate heat, and take it twice in the morning and evening; it is effective in clearing the stomach fire. Stomach Cold Stomach cold, mostly due to people over-eating cold, or due to foreign cold invasion of the stomach due to stomach yang deficiency. Stomach cold is the same as stomach heat, there are also solid cold and false cold. 1, stomach cold solid evidence of this situation is generally more sudden and urgent, manifested as a sudden cold pain in the stomach and pain is intense, patients often accompanied by headache discomfort. For the less severe, can be relieved by hot compresses on the abdomen and drinking warm ginger water; while the more severe condition, it needs to use dry ginger, galangal, pepper, pepper and other warm things to boil water to take, or directly take flavored patchouli pills. 2, stomach cold deficiency relative to the condition of the sudden and urgent real cold, stomach cold often longer, the patient always have mouth acidic water, limbs not warm, fear of cold, cold, thirst, loose stools, stomach and abdomen like warm and afraid of cold and other symptoms. Cold pain in the stomach and abdomen is aggravated by cold, when the temperature is slow, usually can be used hot water bag hot compress stomach and abdomen, as well as with high ginger, pepper, pepper bubble water to drink. [Stomach cold diet] Sand nuts belly: 10 grams of sand nuts, a pig belly, pepper, pepper, white onion, ginger, wine, moderate amount; pig belly washed blanching standby, and then all the other materials loaded into the pig belly zhangkou, put into the pot with the right amount of water and boiled until the pig belly is soft and rotting, fish out and then remove the material in the pig belly, pig belly cut into thin strips. This formula warms the middle and transforms the dampness, moves the qi and stops the pain; the main treatment of cold pain in the stomach and epigastric cavity, stomach cold and vomiting. Stewed crucian carp: a crucian carp, Chen Pi 10 grams, 50 grams of ginger, 2 grams of pepper, 2 grams of Cornus officinalis, 50 grams of wine, salt, shallots, moderate amount; crucian carp scaled and gutted and washed, all the materials in gauze stuffed into the fish belly, add wine, salt, shallots and 15 milliliters of water, steamed half an hour, take out the medicine bag can be. This formula can be supplemented by the treatment of cold stomach pain, warming the stomach and dispersing cold.