Baby coughing and wheezing is different from a simple cough, typical patients can be from the throat or chest, whistle-like sound, some patients just shortness of breath, chest, abdomen heaving serious. The specific causes are as follows: 1, pneumonia or bronchitis, small children, the air to a relatively small, secretions easily caused when the air to the blockage, the child can appear to hold the breath wheezing symptoms, in addition to inflammatory stimulation can also cause the child’s bronchial is spasmodic state and wheezing episodes; 2, seen in asthmatic children, bronchial asthma children will have chronic coughing and wheezing during the attack; 3, foreign bodies in the airway The child may also experience wheezing when a foreign body is stuck in the airway; 4. Abnormal airway development, such as narrowing of the trachea and softening of the trachea.