Infant diarrhea does not have a clear self-cure time, try to actively treat the cause of diarrhea according to the cause of diarrhea, to avoid causing serious dehydration, electrolyte disorders, systemic symptoms. 1. Mild diarrhea: Most of them are caused by dietary factors and extraintestinal infections. Most of them are mainly gastrointestinal symptoms, such as lack of appetite, increased frequency of stools, yellow-green stools with sour odor, but there is no dehydration and systemic toxicity, most of them can be cured within a few days, or even self-cured. 2. heavy diarrhea: mostly caused by intestinal infections, such as rotavirus enteritis, bacillary dysentery, etc., most of the onset of acute, gradually aggravating symptoms, in addition to gastrointestinal symptoms, there are obvious dehydration, electrolyte disorders, and systemic symptoms of infection, you need to go to the hospital in a timely manner to the regular treatment, can not be self-cured. Infant diarrhea needs to be actively treated to avoid causing water electrolyte disorders, try not to wait for self-healing.