You Probably See These Things Every Day But Have No Idea Of Their Purpose
Colorful Bristles Are About Function And Not Aesthetic
The next time you need a new toothbrush, choose the more colorful one for practical reasons. While different hues make our day brighter and seemingly turn brushing into an enjoyable activity, it also shows us when it is time to throw out the old ones.
Once the bristles begin to fade, take this as a sign to get a new one for effective oral cleaning. According to Mccarldental, not replacing old toothbrushes exposes our mouths to bacteria and other microorganisms that the moist bristles harbor.
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