Starving during dysentary or diarrhea, does no good. You must take hot freshly prepared food like Rice, curd, fruits, liquids even normal food. It is a myth that if you take meals during diarrhea it may increase. In fact the culprit is virus or bacteria and not the food. If there is both vomiting and diarrhea particularly for children consult the doctor immediately.
Bananas are very good for indigestion or diarrhea.
Avoid milk during diarrhea as it may transmit the virus or bacteria. Keep some antidiarreal and antiemetics i.e. antivomiting medicines, at home by consulting Doctor. They are useful in emergency hours,till you Consult the family doctor. Viral Fever or Influenza is very common in monsoon. Starts with the headache,bodyache, malaise and fatigue.