Diarrhea refers to bowel movements that are too frequent and too watery. It is very common and often not serious. Diarrhea may be accompanied by abdominal cramps or pain, depending on the cause. If your child has a fever, bloody stools, increasing abdominal pain, or vomiting, or you suspect she's dehydrated or losing weight, she needs medical attention right away.
Get the lowdown on the best kid and baby thermometers from moms who've battled high fevers—and won
An in-depth look at airborne irritants, contact dermatitis, food allergies and more
14 celebs sound off on the vaccine debate
From cradle cap to scarlet fever -- a field guide to common childhood rashes