Diet soda harms teeth

May 29, 2013, 1:40 PM EDT
General view of atmosphere as seen during Glamour Live Presented By Diet Coke at The Box on September 5, 2012 in New York City.
Getty Images for Glamour/Anna Webber

A new study shows that drinking an excessive amount of diet soda damages teeth as much as some drugs. The acid in the soda erodes tooth enamel, increasing susceptibility to cavities.

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