6. Bleaching your teeth despite irritation
Bleaching your teeth – either at home, or in the dentist’s office – is a safe way to achieve a bright, white smile, however, science has yet to figure out how much whitening is too much. It’s believed that excessive bleaching could cause tooth pitting and nerve damage, but additional research is needed to confirm these complications. In the meantime, Swan says that it’s important for users to note that even when bleaching instructions are followed, some irritation of gum tissue, and tooth sensitivity could occur. The key is to stop the bleaching process if these side effects don’t subside. To lower your risk of further complications, see your dentist for advice on how to proceed.