Most cases of pneumonia in infants are caused by untreated colds or severe infections. There are many symptoms of pneumonia in infants. For example, there will be fever, coughing and wheezing, difficulty in breathing, crying, loss of appetite, poor spirits and other symptoms. If it is a newborn baby, pneumonia can not cough, mostly just show poor spirit, poor milk, spitting foam around the mouth, need to consult a doctor in time. Infants with pneumonia, most of the symptoms will be fever, and the temperature is often above 38 ℃, has been high fever, even with the use of fever-reducing drugs is a short decline, and accompanied by coughing, shortness of breath, breath-holding symptoms. If you have already had a cold before and now you have these symptoms, be alert to the possibility of developing pneumonia. This is when the baby’s appetite drops, causing symptoms of not eating or drinking milk. Since pneumonia can cause babies to have a hard time, they may also cry or remain lethargic when sleeping at night. In terms of mental state, affected children may also show symptoms such as depression and lack of playfulness. In addition, inflammation of the lungs will affect a series of functions of the lungs, so after the infant has pneumonia, there will also be symptoms of respiratory difficulties. Symptoms of pneumonia in infants are multi-faceted, and parents should pay attention to observation, especially for infants who have already had a cold for several days. In general, infants should be given more water and not go to crowded public places.