Detailed information on blisters, including causes, first aid, and treatment.

Detailed information on birthmarks and the different types, including vascular birthmarks, hemangiomas, and port-wine stains.

Thumb-sucking is normal in infants and young children. It shouldn't cause any permanent problems if your child stops by age 5.

A baby's first tooth often appears between 5 and 7 months of age. Some babies get their first tooth a little earlier and others a little later. Here's what you need to know.

Children's teeth begin developing in the fetus. Good nutrition from the mother during pregnancy is important in the development of the teeth.

Detailed information on infant problems of the teeth and mouth

Detailed information on dental and oral health in children

Tooth decay is the breakdown of tooth enamel. Enamel is the hard outer surface of a tooth. Tooth decay can lead to cavities.

Cleft lip and palate are openings or splits in the upper lip or roof of the mouth (palate). A child can be born with a cleft lip, cleft palate, or both. Cleft lip and palate may be the only birth defects, or they may happen with other defects.

Cystic fibrosis (CF) is an inherited disease of the glands that make mucus and sweat. Here's a quick look at how CF affects the body, and who may be more likely to have this disease.