If you ever went through a braces phase, I feel for you. There was the rule of staying away from caramel, the riskiness of playing contact sports, and the difficulty of getting little bits of food out ...

You brush your teeth, floss regularly and faithfully wear your retainer every night. But despite your diligent oral health habits, your retainer or mouth guard can get yellowed, cloudy or stained.

If you're going through or have completed professional teeth straightening treatments using clear braces such as Invisalign, you'll probably know that the retainers can be a pain to keep clean and ...