The grey line you're noticing around the edge of an older dental crown is likely due to the metal base of a porcelain-fused-to-metal (PFM) crown becoming exposed. PFM crowns consist of a metal substructure covered by a layer of porcelain. The grey line typically becomes visible over time for a few reasons, an older crown, a metal crown substructure, gum recession or decay.
Read MoreThe Oral-B Genius 9000 is a highly advanced electric toothbrush designed to provide comprehensive oral hygiene through a combination of innovative technology and features.
Read MoreDark chocolate, when consumed in moderation, can have some benefits for both dental and overall health, primarily due to its cocoa content. It's important to differentiate between dark chocolate, which is rich in cocoa, and milk or white chocolate, which have higher sugar and milk contents and fewer cocoa solids
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