If you clench or grind, discuss it before whitening; enamel wear and exposed dentin can heighten level of sensitivity

https://www.mediafire.com/file/t9tvzzknsoay9rh/pdf-17010-36799.pdf/file

If you clench or grind, discuss it before whitening; enamel wear and exposed dentin can heighten sensitivity, needing personalized procedures and gentler gels.