There are several reasons for stomach gurgling: First, due to hunger. After starvation, the stomach contents of the stomach can not be effectively diluted stomach acid stimulation of the gastric mucosa, stomach muscle contraction, stomach grumbling sound. Secondly, due to improper diet, after eating cold, hard, greasy or even some spicy stimulating food, it will make the gastric mucosa nerve stimulation reflex, stomach spasm contraction and other phenomena, appearing stomach gurgling this kind of situation. Third, due to the inhalation of cold air or after the stomach is cold, the stomach blood circulation is not smooth, resulting in gas and blood condensation and the emergence of gastric dysfunction, the emergence of the stomach grumbling this sound.