Don't overuse the heads of your electric toothbrush. The ADA recommends you change these heads every three to four months. If the bristles on these heads are frayed or matted, you should replace them ...

LAS VEGAS — Some kids don’t like brushing their teeth. So France’s Kolibree came up with a connected smart electric toothbrush that trains them how to do it properly. It announced the toothbrush last ...

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