As the weather turns cooler in late summer and early autumn, both adults and children are highly susceptible to colds and fevers, diarrhea, etc. Active dietary adjustments can effectively prevent illness and improve the condition. Early autumn diet should pay attention to the temperature and avoid cold foods. Summer is hot, appropriate to eat some cold food, the body can tolerate, but also in line with the hot and muggy weather cooling diet principles. Although the daytime temperature is still high, but the weather turns cooler in the morning and evening, if you drink ice water or ice porridge, like in the heat of the day, eat chilled fruit or sorbet, cold vegetables, cold noodles and other foods, the intestinal tract stimulated by the cold is very easy to diarrhea, vomiting, dysbiosis, etc., and sometimes may induce enteritis, and then a cold and fever. Therefore, the diet in early autumn is mainly warm. The diet should be light in early autumn, not a big supplement. Many people believe that autumn should be “autumn fat”, eat more meat to accumulate energy for winter to resist the cold. In fact, the season of summer and autumn should not be overly supplemented, a balanced diet is any season need to adhere to the principles of health. Diet should choose more lung refreshing food, such as ice sugar snow pear porridge, silver fungus snow pear soup, vegetable porridge, stewed tofu, sweet and sour lily, fried lotus root, radish ball soup, steamed yam or red dates and wolfberry yam soup, etc., and eat less greasy food. Elderly people with reduced spleen and stomach functions should eat less and more easily digestible food. There are more fruits and vegetables listed in autumn, so you can choose more foods in season. Water intake should be increased in early autumn. Autumn is dry, prone to dry skin and mouth, should drink more plain water, light tea, milk, honey water (not suitable for diabetics), soy milk, fresh juice, etc.. In addition, pay attention to add clothes in the morning and evening to prevent colds. Strengthen exercise, improve physical fitness and enhance resistance to disease. Adapt to the rhythm, go to bed early and get up early. Pay attention to the humidity of the living room and replenish body water in time. You can take some health care drugs to moisten the lungs and nourish the yin, such as Chuanbei, Fatty sea, Medlar, American ginseng, etc.