Not all fruits are suitable for eating in summer. It is necessary to distinguish which fruits are easy to get angry and which fruits are antipyretic: cold fruits relieve dryness and heat. Most fruits in summer are cool, such as pears, apples and melons. Generally speaking, people with excessive heat constitution have vigorous metabolism in summer, dominant sympathetic nerves, sweating more, often blushing, dry mouth, irritability and constipation, and especially like to eat cold things in summer. Therefore, people with hot constitution can eat more cold fruits appropriately. However, you should not eat more cold fruits, otherwise it will be harmful to your health. Apples, for example, are sweet and have the functions of stopping diarrhea, relaxing bowels and helping digestion. Eating regularly can make the skin white and tender. However, because it is rich in sugar and potassium salt, eating too much will be harmful to the health of the heart and kidneys. Patients with coronary heart disease, myocardial infarction, nephritis and diabetes can't eat more, and those with insufficient middle qi and mental fatigue can eat more as nourishing fruit. Pears, oranges, grapefruit and other fruits have the functions of relieving cough and resolving phlegm, moistening the lungs and helping digestion, but eating too much can easily cause gastrointestinal discomfort, toothache, hemorrhoids and even skin rash. Therefore, people with stomach trouble and cold stomach had better eat less. People with qi deficiency and spleen deficiency should be especially careful when choosing cold fruits such as watermelon, cantaloupe, mango, pear and banana, and it is best not to eat them. Qi deficiency generally refers to people or children with insufficient qi and weak strength. Such people are generally pale, thin and unable to eat; Spleen deficiency means poor digestive system and slow intestinal peristalsis. Therefore, the more you eat cool fruit, the more you will reduce gastrointestinal peristalsis and make your muscles weak. Eating too much will lead to bloating due to indigestion. Therefore, the elderly and children with poor gastrointestinal function are not suitable for eating cold fruits. If they really want to eat, they can eat less after lunch and before dinner, but not too much. Cold fruits in summer: cantaloupe, watermelon, pear, banana, kiwi, mango, persimmon, water chestnut, wax gourd, grapefruit, etc. Suitable crowd: excess heat constitution, warm fruit tonifies deficiency and cold. Although there are many cool fruits in summer, among many fruits, such as litchi, longan and apricot, which are warm, they are still popular. Especially people with deficiency-cold constitution have deficiency of qi and spleen, low basal metabolic rate, less heat generated in the body, and their limbs are cold even in summer. Comparatively speaking, these people are whiter than ordinary people, and they are seldom thirsty, and they don't like touching cold things, including entering air-conditioned rooms. Therefore, it is undoubtedly a good cold tonic for these people to eat more warm fruits. However, for most people, eating too much warm fruit in hot weather is easy to get angry. For example, litchi contains hypoglycemic ingredients, and if you eat too much, you will have a low-sugar reaction. For people with hot constitution, they can't eat warm fruits because they are full of energy, difficult to fall asleep at night and have high metabolic rate. In addition, children with fever or inflammation of an organ should try to avoid eating it. Warm fruits in summer: litchi, peach, longan, guava, cherry, coconut, durian, apricot, etc. Suitable crowd: deficiency-cold constitution