"How long should I brush my teeth?"It's a common question, but don't you find it surprisingly difficult to answer?Sometimes I answer "about 3 minutes," and other times I tell them, "It's more ...
13don MSN
Brushing your teeth for two minutes doesn't guarantee clean teeth. Here's what most people get wrong
Switching from a manual to an electric toothbrush did not fix the problem. Most people kept the same brushing habits.
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