Eating chirping is a normal physiological phenomenon, and is not caused by some kind of disease, is due to the food and air in the mouth friction and other factors appear chirping sound, and more and childhood did not develop good eating habits lead to. Eating mouth, mainly because when eating, food into the mouth, through the teeth chewing food, tongue stirring food, food and saliva and air will be in the mouth friction and mixing, if the mouth is not closed when eating, there will be a clear barking sound, is a normal physiological phenomenon. The reason for eating chirping, mostly seen in childhood did not develop good eating habits, or like to imitate others, and the appearance of eating like chirping, it is not caused by certain diseases, but just a bad eating habits, and do not need special treatment, chewing food to develop the habit of closing the mouth, the chirping sound will be significantly weakened.