Hand, foot, and mouth disease (HFMD) is a common, highly contagious viral infection that can cause diarrhea and other symptoms. HFMD is most common in young children but can affect anyone of any age.

A parent or caregiver needs to seek medical attention if the toddler’s diarrhea lasts more than 24 hours, is accompanied by a fever of 102°F (38°C) or higher, or there are signs of dehydration. While ...

The worst foods to eat with diarrhea are dairy products, sugar alcohols, and acidic, fried, or spicy foods. The worst beverages to drink when you have diarrhea are alcohol, coffee, and energy drinks.