As many as 80 million bacteria are transferred during a 10 second kiss, according to research in journal Microbiome. The study also found that partners who kiss each other at least nine times a day share similar communities of oral bacteria.
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80 million bacteria sealed with a kiss
As many as 80 million bacteria are transferred during a 10 second kiss, according to research in journal Microbiome. The study also found that partners who kiss each other at least nine times a day share similar communities of oral bacteria.
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