Children with pneumonia are recommended to eat fresh vegetables and fruits, such as cabbage, spinach, bananas, pears, oranges, etc., which can improve the immunity of the patient’s organism, replenish minerals and vitamins, and can promote the recovery of the disease. And one of the fruits, such as pear, has the effect of moistening the lungs and relieving cough. If the patient has fever, it can induce the risk of hypokalemia because of large sweating and excessive urination, so it is clinically recommended to eat more foods or fruits rich in potassium, such as bananas, oranges, tangerines and so on. If the patient has gastrointestinal symptoms, such as nausea and vomiting, it is recommended to use foods that are easy to digest, such as porridge, soup, etc. It is not recommended to eat foods that are high in sugar, salt and grease. The above-mentioned foods may cause aggravation of respiratory symptoms, such as coughing and coughing.