Cell damage caused by brushing may help keep gums healthy

One way regular brushing may help keep gums firm and pink is, paradoxically, by tearing open cells, researchers have found.

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<p><a href="http://www.physorg.com/news105191919.html">Cell damage caused by brushing may help keep gums healthy</a></p> <p>One way regular brushing may help keep gums firm and pink is, paradoxically, by tearing open cells, researchers have found.</p>