Four-year-old baby often coughing in recent days, body temperature 37.2 ℃, may be cold, bronchitis, pneumonia and so on. It is recommended to pay attention to the care of life and diet, if necessary, to the hospital pediatrics. 1. Cold: under normal circumstances, the human body temperature between 36 ~ 37.2 ℃, body temperature 37.2 ℃, may be a normal phenomenon, may also be the body temperature is gradually rising. It is recommended to pay attention to the change of body temperature in the armpit and keep warm against cold. 2. Bronchitis: pediatric bronchitis is related to inflammation caused by bacteria, viruses and other pathogens invading the bronchial tubes. It can cause cough, fever, fatigue, mental depression and other manifestations. It is recommended to rest, increase water intake, and if necessary, nebulized inhalation of budesonide under the guidance of the doctor, which can reduce the symptoms. 3. Pneumonia: Pediatric pneumonia can also cause cough, fever, dyspnea and so on. Can use anti-infective drugs under the guidance of a doctor, such as respiratory syncytial virus infection can be caused by the application of ribavirin and other drugs. Four-year-old baby often cough, body temperature 37.2 ℃, if necessary, recommended to the hospital pediatric internal medicine, clear cause for the cause of treatment.