1. Add some bitter foods. The alkaloids contained in bitter foods have the pharmacological effect of eliminating summer heat, promoting blood circulation and relaxing blood vessels. Hot days appropriate to eat some bitter melon, bitter vegetables, as well as beer, tea, coffee, cocoa and other bitter food, not only can clear the mind in addition to the annoyance, brain refreshing, and can enhance appetite, spleen and stomach. 2. Pay attention to supplement salt and vitamins. Nutritionists suggest: the best high-temperature season per person per day to supplement vitamin B1, B2 2 mg each, vitamin C50 mg, calcium 1 gram, which can reduce the consumption of body sugar and tissue protein, good for health. Can also eat more food rich in these nutrients, such as watermelon, cucumber, tomatoes, beans and their products, animal liver and kidney, shrimp, etc., can also drink some juice. Liu Junbao, Department of Traditional Chinese Medicine, Henan Provincial People’s Hospital 3. Do not eat cold drinks and beverages. When the climate is hot, it is appropriate to eat some cold drinks or beverages, which can play a certain role in eliminating summer heat and cooling. Ice-cream, ice-bricks, etc. are made of milk, egg powder, sugar, etc., should not be eaten too much, too much food will make the temperature of the stomach and intestines drop, causing irregular contractions, inducing abdominal pain, diarrhea and other disorders. More varieties of beverages, most of the nutritional value is not high, or drink less for the better, drink more will damage the spleen and stomach, affecting appetite, and can even lead to gastrointestinal dysfunction. 4. Do not forget to make up for potassium. Sweating in the summer, the loss of potassium ions with sweat is also more, resulting in low blood potassium phenomenon, will cause tiredness, dizziness, headache, loss of appetite and other symptoms. The most effective way to prevent potassium deficiency in hot days is to eat more potassium-containing foods. Fresh vegetables and fruits contain more potassium, and you can eat some strawberries, apricots, lychees, peaches, plums and other fruits as appropriate; vegetables such as green vegetables, green onions, celery and beans are rich in potassium. Tea also contains more potassium, drink more tea on hot days, both can eliminate heat, but also can make up for potassium, can be said to be two birds with one stone. 5. Pay attention to dietary hygiene. Meals are best eaten now, raw fruits and vegetables should be washed and sterilized. When making coleslaw, garlic and vinegar should be added, which can be flavored and sterilized, and improve appetite. Diet should not be excessively cold, in order to prevent pathogenic microorganisms to take advantage of the situation. 6. Summer days should be clear tonic. Hot days to clear tonic, spleen, summer dampness as the principle. Should choose to have a light yin nourishing effect of food, such as duck, carp, shrimp, lean meat, edible mushrooms (shiitake mushrooms, mushrooms, mushrooms, fungus, etc.), barley and so on. In addition, you can also eat some mung bean porridge, lentil porridge, lotus leaf porridge, mint porridge and other “relief of summer heat porridge”, there is a certain effect of summer heat.