Question: My dentist keeps finding cavities along the gum line around old crowns and bridges. He says that this is due to the dry mouth problem that I have. What can I do about this? - H.J. in ...
Tooth enamel is the hard, outermost layer of teeth Older enamel crystals were smaller and more tightly packed compared to younger enamel Loss of organic material between the crystals makes the enamel ...
In this June 3, 2008 file photo, Tianna Swisher, a student at Liberty Valley Elementary School in Danville, Pa., attempts to drink from the water fountain at Montour Preserve near Washingtonville, Pa.
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