Dentist explains reason your teeth are yellow even though you 'always brush them'
US dentist Dr Zainab Mackie shared some oral health advice with social media users concerned about their yellow teeth in a ...
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How to prevent teeth staining – 7 expert tips to keep your teeth bright and healthy
If, like me, you're a big fan of tea and coffee, you'll know these brown-coloured hot drinks are far from ideal if you're ...