Causes of children always love to sleep on their stomachs, mainly including the following situations. First of all, due to children suffering from abdominal pain caused by the symptoms, suffering from abdominal pain, often through the lying down sleeping posture, can play a certain role in improving, especially children due to paroxysmal intestinal spasm caused by abdominal pain. Secondly, due to children suffering from spleen and stomach heat caused by the symptoms, suffering from spleen and stomach heat will often cause abdominal distension, dry stools, tongue red, yellow tongue coating and other symptoms. Children at this time lying down to sleep, often can be a certain degree of relief of the spleen and stomach, abdominal distension and discomfort symptoms.