Tooth decay is the breakdown of tooth enamel. Enamel is the hard outer surface of a tooth. Tooth decay can lead to cavities.
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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.
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Periodontal disease is a serious bacterial infection. It destroys the gums and the nearby tissues of the mouth.
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Thumb sucking is normal in infants and young children. It shouldn't cause any permanent problems if your child stops by age 5.
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