Frequent diarrhea may be caused by intestinal flora imbalance, gastrointestinal dysfunction, gastrointestinal tract inflammation and other reasons. 1. Enteritis: inflammation of the intestinal tract caused by unclean diet and cold abdomen. It leads to damage to the gastrointestinal mucosa and accelerated gastrointestinal peristalsis. Caused by inflammatory stimulation, it may also be accompanied by intestinal flora imbalance, and frequent diarrhea may occur. 2. Hyperthyroidism: the main reason is that patients secrete too much thyroid hormone, causing a series of symptoms similar to sympathetic overexcitation in patients with high metabolism, resulting in excessive gastrointestinal peristalsis, and nutrients are discharged from the body before being absorbed. 3. Gastrointestinal dysfunction: after eating cold, greasy, spicy and irritating food, it stimulates the gastrointestinal tract, causing excessive gastrointestinal peristalsis, resulting in indigestion and increased bowel movements. At this time, you need to pay attention to a light diet, can be combined with multi-enzyme tablets and other drugs to assist in the treatment. 4. Irritable bowel syndrome: after eating food through the stimulation of gastrointestinal nerves, thus causing gastrointestinal dysfunction, digestion and absorption capacity is weakened, so that the number of stools increased, can be treated by oral regulation of the nerve drugs, such as glutamate, vitamin B1, etc., and at the same time, need to regulate the diet, keep a happy mood. When the patient frequent diarrhea, need to go to the hospital in time for examination, clear cause, symptomatic treatment.