Showing off her Hollywood smile, Demi's teeth looked as white as ... Dr. Jethwa also suggests that Demi has had "gum contouring" – a type of dental surgery that involves reshaping the gumline ...

And while you might fret about your waistline, your dentist is more worried about your smile…and not just because ... it needs to keep your teeth and gums strong and healthy.

"Smile design is looking at the positions of somebody's teeth, and how the teeth are framed by the lips," he says. For example, if your gums show too much when you smile, that can be fixed.

A radiant smile is more than just a mark of beauty — it’s a symbol of confidence, self-assurance, and vitality. Cosmetic ...