Spleen deficiency may cause a large stomach. Spleen deficiency is a term used in Chinese medicine, which mainly refers to a series of pathological phenomena as well as symptoms of malfunctioning of the physiological functions of the spleen caused by deficiency of spleen qi, mainly including deficiency of spleen qi, insufficiency of spleen yang, sinking of the middle qi (deficiency of the spleen and stomach qi, with the appearance of the internal organs falling down, etc.), and failure of the spleen to regulate the blood (the spleen is not able to regulate the blood) and other types of evidence. The main cause of the disease is dietary disorders, excessive labor and rest, or chronic illness and body weakness. The main physiological functions of the spleen are transportation of nutrients in food and beverages, distribution of water and fluid metabolism, and regulation of blood. Spleen deficiency will cause transportation disorder, and at the same time, nutritional disorders can occur, resulting in the loss of water and liquid dispersion and phlegm and dampness, phlegm and dampness are usually gathered in the abdomen, which will cause a large stomach. If you have a large stomach, it is recommended to go to the hospital and choose the appropriate treatment plan after the Chinese medicine practitioner has clearly identified the symptoms.