A series of new studies by researchers at NYU College of Dentistry highlights how e-cigarettes alter oral health and may be contributing to gum disease. The latest, published in mBio, finds that e-cigarette users have a unique oral microbiome -- the community of bacteria and other microorganisms -- that is less healthy than nonsmokers but potentially healthier than cigarette smokers, and measures worsening gum disease over time.

[...] We are now beginning to understand how e-cigarettes and the chemicals they contain are changing the oral microbiome and disrupting the balance of bacteria," said Deepak Saxena, who led the research with Xin Li; [...]