Diarrhea that looks like water and is discharged in jets can be caused by diseases such as acute diarrhea, acute gastroenteritis or gastrointestinal colds. Patients need to go to the hospital for stool routine and other tests to clarify the cause and then treat accordingly. Common causes and treatments 1, acute diarrhea: can be caused by improper diet or abdominal cold and other factors, due to gastrointestinal stimulation, resulting in gastrointestinal peristalsis actively increased, and then the symptoms of thin stools, increased number of bowel movements. Patients can take oral antidiarrheal drugs under the guidance of professional doctors to relieve symptoms, usually also need to pay attention to develop good eating habits, avoid overeating, unclean diet; 2, acute gastroenteritis: usually caused by bacteria and viruses that cause damage to the gastrointestinal mucosa, and gastrointestinal diseases, patients often appear abdominal pain, diarrhea, fever, vomiting and other symptoms, mainly due to infectious factors leading to gastrointestinal infection, affecting intestinal function. Should be under the guidance of professional doctors for rehydration treatment, such as supplemental potassium, calcium, etc., but also need to target the treatment of disease-causing bacteria, and regular re-examination of blood routine, stool routine, in order to observe the recovery of the disease; 3, gastrointestinal cold: mainly caused by coxsackie virus infection, often can appear gastrointestinal irritation as well as cold symptoms. The use of montelukast for antidiarrheal treatment to relieve the watery stool, as well as the use of oseltamivir for antiviral treatment to remove the causative factors, as prescribed by the doctor. In addition, patients should avoid cold, greasy food in daily life, and try to choose light, easy-to-digest food such as millet porridge, soft noodles, and pay attention to keep warm.