Patients with unformed stools, stools three or four times a day, and small stools may have gastrointestinal indigestion due to recent irregular diet or cold. In general, the symptoms can be gradually relieved after the patient changes his diet and living habits, so there is no need to worry too much. However, some patients’ symptoms may be caused by diseases, common clinical causes include: 1, acute enteritis, gastroenteritis, etc.: due to cold, excessive fatigue or unclean diet causing infection, etc., can lead to acute gastrointestinal inflammation in patients, can appear in the stool is not shaped, three or four times a day, less stool, etc.; 2, irritable bowel syndrome: mostly due to Salmonella, Campylobacter and other intestinal infections, abnormal gastrointestinal dynamics, can also be caused by Anxiety, depression and other psychological factors, patients can have unformed stools, three or four times a day, less stools and other symptoms; 3, ulcerative colitis: patients with ulcerative lesions in the intestinal mucosa, will have an impact on defecation, resulting in patients with unformed stools, more frequent, mucopurulent stools and abdominal pain and other symptoms; 4, Crohn’s disease: the cause is not clear, patients can have abnormalities in the gastrointestinal tract, resulting in stools In addition to abnormal stools, patients can also have abdominal pain, diarrhea, and even perianal abscess, anal fissure and other symptoms; 5, food poisoning: mostly caused by eating spoiled food, or food contaminated by E. coli, erythromycin, etc., acute diarrhea, vomiting, unformed stools, stools three or four times a day, less stools and other symptoms can occur. In addition to the above diseases, such as gastritis, gastrointestinal flora disorders, dysentery, intestinal smooth muscle tumors, etc. may also cause patients to develop such symptoms. If the symptoms are serious or accompanied by other symptoms, it is recommended that the patient seek medical advice for a clear diagnosis and early symptomatic treatment to avoid deterioration of the condition.