Due to the 1 year old baby’s organism poor resistance to disease, low immunity as well as airway tissue development is not yet perfect, so it is particularly easy to lead to the occurrence of bronchitis. As the baby’s age increases, the incidence of bronchitis will decrease, but it is important to actively treat the baby at the onset of the disease, because there are many patients with bronchodilatation and chronic bronchitis are due to the formation of incomplete treatment in pediatrics. In daily life, we should pay attention to the baby’s hygiene, keep indoor ventilation, but also to eat more high-quality protein content of food, in the high season of influenza to avoid going to crowded places, but also can be injected in advance of the pneumonia vaccine, influenza vaccine to prevent respiratory tract infections.