The appearance of belching and dry heaving symptoms can be considered to be related to various physiological factors or pathological factors such as digestive system diseases and endocrine diseases. 1. Physiological factors: physiological factors are mainly seen in the pregnancy reaction in women of age. Changes in estrogen, progesterone and other hormone levels in the early stages of pregnancy can affect the regular peristalsis of the stomach, leading to stomach gas or stomach contents upturned to trigger belching and dry heaving and other pregnancy reactions. 2. Pathological factors: (1) Digestive system diseases: during the onset of digestive system diseases such as dyspepsia, reflux esophagitis, chronic gastritis, chronic enteritis, etc., the stimulation of disease-causing factors can affect the regular peristalsis of the gastrointestinal tract. Patients can be slowed by the peristalsis of the gastrointestinal tract, resulting in the stomach contents of the upturn triggered belching and dry heaving symptoms; (2) Endocrine diseases: during the onset of endocrine diseases such as hypothyroidism, patients will reduce the body’s basal metabolic rate due to a decrease in the synthesis and secretion of thyroxine, which will lead to slow gastric peristalsis, leading to belching and dry heaving and other indigestion symptoms. Nausea and dry heaving symptoms can be seen in a variety of diseases, it is recommended to consult a doctor in a timely manner, under the guidance of a doctor to determine the cause of the disease and targeted treatment, do not take medication, so as to avoid delays in the condition.