"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." With busy schedules (and tight budgets), booking a professional teeth whitening treatment may not be your ...

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Teeth become yellow with age and regular exposure to certain foods and drinks. Luckily, discoloration or stains can often be reversed at home with a tooth whitening kit or strips. Although both kits ...

Add Yahoo as a preferred source to see more of our stories on Google. A bright smile can light up a room, but keeping teeth white often takes a little extra effort —especially for coffee and red wine ...

Teeth can be discolored for a number of reasons — factors like the food and drinks you consume, smoking, aging, injury to your teeth, medications, and even genetics can all play a role. An electric ...

How much does professional teeth whitening cost? Compare in-office vs. home kits and see why the investment is worth the clinical results.