Babies wake up coughing, may be related to the throat is too dry, may also be due to allergic cough or cold and other reasons. 1. throat too dry: at night when sleeping, due to a long time failed to enter the water, easy to cause the throat is too dry, especially in the case of dry indoor air, more likely to lead to the baby’s throat is dry, in the morning after waking up is prone to coughing phenomenon, appropriate to drink some warm water, is conducive to alleviate the need for special intervention. 2. Allergic cough: especially allergic babies, in the morning after waking up, due to relatively low temperatures, stimulated by cold air, may cause sleepy cough, may also be accompanied by a runny nose, sneezing and other symptoms. 3. Colds: If the baby does not pay attention to warmth while sleeping, it is likely to cause cold and flu, which can cause waking cough, also accompanied by a runny nose, fever and other symptoms. The baby woke up coughing, may also be related to other factors, if the coughing symptoms continue to get better, it is recommended to seek medical attention as soon as possible, after a clear diagnosis of the cause, to give targeted treatment.