Pediatric cough is the most common disease of the respiratory system. The intrinsic reason why pediatric cough is prone to occur is that the lungs are delicate, poorly adapted to the external environment, and weak in resistance. There are many causes of cough, if the performance of: fever, cough, sore throat, yellow sputum, yellow snot, sputum sticky, red tongue with yellow greasy and other symptoms, belong to the lung heat cough. May be and the child vegetarian food accumulation, eat a lot of sweets, greasy products, clothing or living room temperature is too warm and the formation of lung heat body; may also be feeling the external evil, long time will be depressed and heat, the formation of lung heat. If the child lung heat cough, reasonable feeding, care is very important. 1, try to let the child quiet rest, drink more boiled water. Coughing children, eat more light and tasty, nutritious diet, but also can eat more clear lung phlegm cough food, medicine. You can give your child boiled rock sugar pear juice orally. Decoction of appropriate amount of orange root water orally, or white radish boiled water to take. 2.Keep the indoor temperature and humidity appropriate, avoid too dry and hot and humid. 3, you can orally take some of the drugs that clear heat and benefit the lungs. In short, the child lung heat cough, is the body has heat, or sense of evil after the heat, in the case of food therapy can not be relieved, should be under the guidance of the doctor with medication.