Plaque is a sticky film of bacteria that forms on your teeth, both above and below your gumline. If you run your tongue over your teeth and they feel fuzzy, what you're feeling is the plaque film. You ...

The best way to take tartar off your teeth is to have someone else do it. Dentists and oral hygienists have the tools and training to take care of pesky plaque. Tartar — also known as calculus — is an ...

Although permanent teeth are meant to last a lifetime, there are a number of reasons why you may need to have a tooth pulled as an adult. Broken, infected, or overcrowded teeth can not only affect the ...

A calculus bridge is a hard layer that forms when hard tartar covers multiple teeth. Regular brushing and flossing can prevent calculus bridges, but once they have formed, they can only be removed by ...

Black teeth can occur for numerous reasons. An underlying decay or cavities may begin as black spots. Different foods and drinks can also leave behind a bit of pigment, causing the teeth to turn black ...

“That proteins are in the spotlight since there is no DNA,” according to Frido Welker, is a frequent dilemma about deep-time human studies. The mineral crust on the live teeth has become stuck on, and ...