2. If Your Teeth Are Sensitive, Stop

Demi Moore Want Pearly Whites? First, Check Here to See If It’s Safe

Sensitive teeth can definitely be painful. It’s difficult to eat, drink and at times even breathe if your teeth are sensitive. If they hurt after using an over-the-counter whitening product, it may be too strong for your teeth. Because I know I have sensitive teeth, I always use the gentlest, lowest-grade whiteners versus the quick two-hour fixes.