You may never be able to match the radiant smile of Julia Roberts–which one poll of dentists said was the top-rated celebrity smile by their patients–but new research may lead to a breakthrough whereby a tooth that is chipped or damaged may be able to heal itself. ( Photo: Nicholas Genin/Wikimedia Commons) Sink Your Teeth Into This Encouraging News About Repairing Your Pearly Whites When Express Dentist polled its dentists to find out the No. 1 most requested celebrity smile for their patients, the top... News 29 Aug 2025 | 12:29