1. What is chronic diarrhea in babies? Chronic diarrhea refers to diarrhea that lasts for more than 4 weeks. It may be caused by a variety of reasons, such as intestinal infection, food allergies, gastrointestinal diseases, etc. For babies, chronic diarrhea may lead to poor growth, malnutrition and other problems. 2. Symptoms of chronic diarrhea The main symptoms of chronic diarrhea are an increase in the number of stools, more than 3 times a day, and the stools are watery or semi-liquid. It is also accompanied by uncomfortable feelings such as abdominal bloating and abdominal pain. 3. The baby suffers from chronic abdominal pain