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Published 17:56 18 Nov 2016 GMT

"New toothbrushes have been developed where the bristles change colour when they are worn out - providing an immediate reminding of when to get a new one."
He conducted a survey which returned some other interesting results when it came to dental care. It found that over half of the women surveyed use electric toothbrushes while only a third of men have changed for the electric variety. 7 out of 10 men admitted to using their partner's toothbrush, whereas only a quarter of women use their partner's.Explore more on these topics: