Choking and coughing in infants and toddlers is caused by incorrect feeding posture, too fast flow of milk, and vomiting caused by overfeeding. How to avoid these phenomena, first of all, we must pay attention to the correct feeding posture, hold the child’s head a little higher, and then use two fingers to hold the nipple, control the flow of milk, so as not to flow into the mouth too quickly, the baby too late to swallow and choking cough. When feeding, pay attention to the amount of milk, to avoid overfilling caused by vomiting. When the child choking, shortness of breath, you should immediately stop feeding, vertical hold up and pat the back, when the hiccups, and then take the position of lying down.