Some of the most common questions we get, as well as the most significant, have to do with children who are not tolerating their feeds. They may have pain, vomiting, diarrhea, constipation, or other uncomfortable symptoms. If your child is not tolerating feeds, we have many suggestions for improving his comfort and health. Get started on our Feed Intolerance page. Information specific to individual symptoms can be found on our pages on Retching, Vomiting, Constipation, Gas/Bloating, and Diarrhea. Finally, find out how to handle an Illness, such as a cold or stomach bug, or Bacterial Overgrowth.