The causes of unformed stools and high frequency are as follows: a. Acute and chronic gastrointestinal diseases: such as acute gastroenteritis, ulcerative colitis, intestinal tuberculosis, intestinal tumors, Crohn’s disease, etc. Second, extra-intestinal factors: such as chronic hepatitis, cholecystitis, pancreatitis, diabetes, hyperthyroidism, can cause rapid intestinal peristalsis, resulting in unformed stools, more often, and will appear bloating and other gastrointestinal symptoms, and even fatty diarrhea. Third, psychological and mental factors: such as gastrointestinal neurosis, and mental tension, environmental factors caused by irritable bowel syndrome. When there is a change in stool shape, color and bowel habits, it is important to pay attention to further relevant examinations, including colonoscopy, to clarify the cause and give comprehensive treatment.