Do you avoid showing your teeth in photos or social situations because of staining or yellowing? You are not alone—the latest dental research confirms that it is possible to have a bright, white smile at any age. Modern teeth whitening techniques are safe and effective for teenagers, adults, and seniors. Here’s how they work. Why Teeth Change Color (And It’s Not Just Coffee!) There are various causes of tooth discoloration or yellowing: 1.Surface stains caused by daily habits: Coffee, tea, red wine, smoking, or poor oral hygiene can leave pigments on the enamel. 2.Internal discoloration: Teeth whitening is suitable for...
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