Brushing at the "wrong" time - particularly within 20 minutes of drinking a fizzy or acidic drink, or finishing a meal - can drive acid deep into your teeth, corroding them far faster than they would have rotted by themselves because when you drink, the acid burns into the enamel of your teeth - and the layer below the enamel, called "dentin".
"With brushing, you could actually push the acid deeper into the enamel and the dentin," says Dr Howard R Gamble, president of the American Academy of General Dentistry, in an interview with the New York Times. Researchers found that brushing in the 20 minutes after a soft drink or meal damaged teeth noticeably, Independent Online reports.
Read the full article on www.iol.co.za.
