NEW YORK (Reuters Health) - If you give your kids kefir to prevent the diarrhea they often get when they take antibiotics, here's some news for you: if your kids are otherwise healthy, it probably won ...

From common colds to fever, diarrhea, or sore throat, little ones get sick often. There is a reason for this: kids’ immune systems don’t fully mature until they reach ages seven or eight, so they’re ...