
A bright smile can make a lasting impression, which is why teeth whitening has become such a popular treatment. From whitening strips to gels and trays, over-the-counter products promise a whiter smile at home for a fraction of the cost of professional whitening. But are these products safe to use frequently? While occasional use of store-bought whitening kits may brighten your teeth, overusing them can lead to unwanted side effects—and the results typically don’t last as long as professional treatments from your dentist.
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