Frequent diarrhea can be caused by chronic intestinal inflammation, intestinal tumors, or irritable bowel syndrome. Frequent diarrhea refers to long-term unshaped stools, increased water content, and increased stool frequency. 1. Chronic intestinal inflammation: If patients don’t pay attention to their dietary habits and eat some spicy and stimulating foods for a long time, they may suffer from chronic intestinal inflammation. In patients with chronic intestinal inflammation, the inflammation will stimulate the intestinal wall, which will lead to decreased intestinal digestion and absorption, unshaped stools and frequent diarrhea. 2. Intestinal tumor:If patients have intestinal tumors, such as colon cancer, rectal cancer, when intestinal tumors occur, intestinal dysfunction will occur, with symptoms of change in bowel habits, unshaped stools and frequent diarrhea, which requires timely electronic colonoscopy. 3. Irritable bowel syndrome: Irritable bowel syndrome will occur due to eating allergic food or indigestible food. Irritable bowel syndrome patients gastrointestinal peristalsis or enhancement, or spasm, the patient may appear after eating gastrointestinal peristalsis too fast, to the colon, due to the lack of sufficient time to absorb the water of the food residue, so that the stool inside the water content of too much, resulting in unshaped stools, often diarrhea. Frequent diarrhea, there are many other reasons, it is recommended to actively consult the doctor, improve the examination, clarify the cause of the disease, symptomatic treatment.