What happens if you leave whitening strips on your teeth too long

No one who is self-conscious about their appearance would want to have stained and yellowish teeth. There are also so many dental manufacturers that come up with different products for teeth whitening. In fact, teeth whitening is one of the most requested cosmetic dentistry procedure in the US, UK, Canada, and Australia. But as with all other services, this can also cause some harm when misused or overused. So let’s find out: what happens if you leave whitening strips on your teeth too long?