03/28/2008 02:45 am ET Updated May 25, 2011

Dentists Are Busier (And Richer) Than Ever

For American dentists, times have never been better.

The same cannot be said for Americans' teeth.

With dentists' fees rising far faster than inflation and more than 100 million people lacking dental insurance, the percentage of Americans with untreated cavities began rising this decade, reversing a half-century trend of improvement in dental health.

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