The most common reason for a dental filling is a cavity in the tooth. A cavity forms when the enamel of the tooth is worn away and a hole is created, leaving the inner parts of the tooth exposed.
Written By Peter Hannon / Reviewed By Ray Spotts
Although teeth are stronger than bones, they can still fracture as a result of normal activities and cause severe pain. Hairline fractures refer to small cracks that can form in your teeth, which is the first reason for tooth loss in developed countries.