The baby is always choking cough may be swallowing function is not well developed, too fast milk, respiratory tract infections and other causes. 1. Imperfect development of swallowing function: usually the baby’s swallowing coordination function is relatively poor, so there may be always choking phenomenon, generally with age and gradually improve. 2. Eating milk too fast: if the baby is hungry for too long, and eating milk too fast or too quickly, may lead to choking. 3. Respiratory infections: If your baby has a respiratory infection, a stuffy and runny nose may irritate the airways and cause a cough, making him or her prone to choking on the milk. Baby always choking cough, there may be other reasons, it is recommended to go to the hospital in time to improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.