Proper morning exercise, proper entertainment, proper summer rest, and proper relationship between men and women ... In short, it is the best to cultivate "heart" when entering Xia Zhishi, and it is the first. Remember what Marx said: "A happy mood is better than ten doses of good medicine". In summer, there are poria cocos, Ophiopogon japonicus, jujube, lotus seeds, lilies, bamboo leaves and arborvitae seeds, all of which can nourish the heart and soothe the nerves. In terms of diet, we should eat more millet, corn, beans, fish, onions, potatoes, wax gourd, bitter gourd, celery, asparagus, pumpkin, bananas and apples. And eat less animal viscera, egg yolk, fat, roe, shrimp, etc. Eat less salty food, such as salted fish and pickles. The following four common heart-protecting fruits in summer can be eaten more. Watermelon: besides vexing and quenching thirst, clearing away heat and relieving summer heat. It is suitable for body fluid injury due to heat, polydipsia due to summer heat, dysuria, laryngitis and aphtha. Cucumber: Piqing juice is crisp, tender and delicious, with a water content of about 97%, which is a good product for promoting fluid production and quenching thirst. Fresh cucumber has the effect of clearing away heat and toxic materials, and also has obvious effects on dehumidification, moistening intestines and relieving pain. People with constipation should eat more in summer. Peach: promoting fluid production and moistening intestines, promoting blood circulation and removing blood stasis. Suitable for polydipsia, blood stasis, poor stool, unfavorable urination, fullness and other symptoms. Take two tablets every day after lunch and dinner. Pay attention to the psychological adjustment of bitter gourd: bitter gourd tastes bitter and cold, and the old melon gradually turns yellow and red, and the taste is sweet and flat. It can eliminate heat evil, relieve fatigue, clear heart and improve eyesight, and people who are tired from work can eat more. Here are some small items that you can choose according to your own needs. (1) Eat more melons: The temperature is high in summer, and the human body loses a lot of water, so it must be replenished in time. The water in vegetables is natural, clean, nutritious and bioactive water filtered by multi-layer biofilm. The water content of melons and vegetables is above 90%. All melons and vegetables have the function of lowering blood pressure and protecting blood vessels. (2) Eat more cool vegetables: Eating some cool vegetables is conducive to promoting fluid production to quench thirst, relieving summer heat, clearing away heat and purging fire, and detoxifying and relaxing bowels. Cucumber vegetables, except pumpkin, are warm, and others, such as bitter gourd, loofah, cucumber, cabbage melon, watermelon and wax gourd, are cool summer healthy diet vegetables. Tomatoes, celery and lettuce are all cold vegetables. (3) Eat more "sterilized" vegetables: Summer is a season of frequent human diseases, especially intestinal infectious diseases. Eating more "sterilized" vegetables can prevent diseases. This kind of vegetables include: garlic, onion, leek, green onion and so on. These onion and garlic vegetables are rich in broad-spectrum fungicides, which can kill and inhibit various cocci, bacilli, fungi and viruses. Among them, the most prominent role is garlic, which is best eaten raw. Summer diet should be low in fat, salt, vitamins and light. People sweat a lot and have poor appetite. You can use various nutritious health porridge to stimulate appetite and regulate your body. For example, eating porridge for breakfast and dinner and soup for lunch can not only quench thirst, relieve summer heat, but also nourish the body. Add some lotus leaves (called lotus leaf porridge) when cooking porridge, which tastes fragrant and slightly bitter in porridge. It has the functions of invigorating spleen and appetizing, dispelling summer heat, nourishing stomach and clearing intestines, promoting fluid production and quenching thirst. Add some mung beans when cooking porridge or soup with mung beans alone, which has the functions of relieving summer heat and quenching thirst, clearing away heat and detoxifying, promoting fluid production and diuresis. Dry lentils soaked in rice and cooked into porridge can clear away heat and summer heat, eliminate dampness, strengthen the spleen and stop diarrhea. In addition, red bean porridge, mint porridge, black fungus porridge, kudzu root porridge and bitter melon porridge are all good foods in summer. At the same time, we should pay attention to supplement some nutrients. (1) Supplement sufficient vitamins, such as eating more fresh fruits and vegetables such as tomatoes, green peppers, wax gourd, watermelons, bayberry, wax gourd, peaches and pears; (2) supplement water and inorganic salts, especially pay attention to the supplement of potassium. Beans or bean products, fruits and vegetables are all good sources of potassium. Eat more foods that clear away heat and promote diuresis, such as watermelon, bitter gourd, peach, ebony, strawberry, tomato and cucumber. (3) Appropriate supplementation of protein, such as fish, lean meat, eggs, milk and beans, is the best quality protein. Pay attention to the temperature and humidity in the dormitory when you make a healthy diet in summer. Generally, the comfortable temperature is 20-23℃ and the relative humidity is 50%-70%. Below 20℃, people will feel cold, above 23℃, people will feel hot, showing that it is difficult to fall asleep and even lift the quilt. Besides, the dormitory is well ventilated.