From Around The Web: 20 Awesome Photos Of Closest Invisalign Dentist

http://danteomem036.raidersfanteamshop.com/12-do-s-and-don-ts-for-a-successful-dentist

Periodontal recession is when your gum tissue pulls away from your teeth, exposing the roots underneath. It's brought on by a variety of factors, including hostile cleaning, smoking cigarettes and also genetics.