”The stomach is not harmonious is restless” from “Su Wen? The inverse regulation theory: “Yangming, the stomach pulse, the stomach, the six internal organs of the sea, its gas also downward, Yangming inverse can not be from its way, so can not sleep.” “The lower scriptures” said: “The stomach is not harmonious is restless.” Stomach disharmony, as the name implies, refers to stomach disease and gastrointestinal discomfort; restlessness is a sleep disorder, manifested by difficulty falling asleep, sleep is not deep, easy to wake up, not easy to fall asleep after waking up, sleepy at night, waking up early, feeling tired or lack of wakefulness after waking up, etc. Some scholars have done a survey on the group of patients suffering from chronic gastritis, enteritis, gastric ulcer, duodenal ulcer acute phase insomnia, most of the patients are not easy to fall asleep at night, easy to wake up after sleep, sleep less than 4 hours: almost all of the patients have insubstantial sleep, dreamy, difficult to fall asleep, weakness after waking up, dizziness, poor memory. It can be seen that “stomach disharmony” is indeed closely related to sleep disorders.