Are there any side effects from teeth whitening?
The
teeth whitening gels used in tooth bleaching might cause tooth sensitivity, and the degree of this sensitivity will vary depending on the person using the whitening gel and the actual gel. Some people also might experience gum sensitivity from teeth whitening products.
If you experience pain or discomfort during at-home teeth whitening procedure, it's advisable to discontinue the treatment and ask your dentist for advise.