Our teeth naturally begin to turn more yellow in time no matter how much attention we pay to our dental hygiene. When it becomes noticeable, one of the natural responses is too brush them more thoroughly in the hope you can remove the yellow staining and return them to the pearly whites they used to be.
But a dentist has now warned that doing so will actually make the yellowing worse in a video posted on TikTok to explain why our teeth lose their white shine in the first place. @Doctortristanpeh posed a video captioned: 'Let's find out why we have yellow teeth' and racked up more than 150,000 views as people released they have been making the same mistake for years.
Read more on mirror.co.uk