1. How to judge whether the baby has diarrhea? 2. What are the causes of diarrhea? 3. How to deal with baby\’s diarrhea? 4. How to prevent diarrhea in babies? 5. Under what circumstances do you need medical treatment? 1. How to judge whether the baby has diarrhea? 1. Observe the frequency of defecation: Under normal circumstances, newborns defecate up to 10 times a day, but as they age, the frequency of defecation will gradually decrease. If a baby under one month old has more than 10 bowel movements a day, or an infant over one month old has more than 5 bowel movements a day for more than 2 consecutive days, it may indicate diarrhea. 2. Observe the stool characteristics: normal