It is recommended to drink more ginger sugar water, lemon water or honey water during the cold, which not only replenishes the amount of fluids, but also has the effect of moistening the lungs and relieving cough. At the same time, it is recommended that patients pay attention to rest, avoid getting cold, get enough sleep, and eat more fresh vegetables and fruits, which can provide rich minerals and vitamins and promote the recovery of the disease. Some fruits also have the effect of moistening the lungs and relieving cough, such as apples, pears, oranges, oranges, cherries, etc., but it is not recommended to eat too much, as excessive consumption can cause symptoms of gastrointestinal irritation, such as nausea and vomiting. After the above-mentioned dietary treatment and precautions patients should actively seek medical advice if their clinical symptoms are not significantly relieved, further improve the relevant examination, assess the possible infection-causing microorganisms, and make targeted treatment.