Early symptoms of pneumonia in children usually include poor mental status, abnormal eating habits, cough, fever, etc. 1. Poor mental state: early symptoms of pneumonia in children will be manifested as poor mental state of the children. Such as obvious crying, depression, poor sleep and so on. 2. Abnormal eating habits: children with pneumonia will have obvious eating abnormalities, such as loss of appetite. Refusal of food and milk may also occur. Some children may also have diarrhea and mild vomiting. 3. Cough: Children with pneumonia have coughing symptoms, which is a protective reflex action. Due to the stimulation of inflammation, the respiratory mucous membrane secretion increases, the body will cough on its own to clear out these substances. Early childhood pneumonia is usually accompanied by coughing up sputum. 4. Fever: Most children with pneumonia have fever, with a temperature above 38°C for two or three days. The difference between the symptoms of a cold and those of a flu is that after taking antipyretic medication, the body temperature will drop temporarily and then rise again. Parents are advised to seek medical attention as soon as possible when they suspect pneumonia in children to avoid delays.