Sunday, June 26

What microorganisms do we share when we kiss?

  • Jéssica Gil Serna and Alejandro Mira Obrador
  • The Conversation*

Couple kissing

Image source, Getty Images

A kiss can be the fruit of affection or passion, but what do we offer to the couple we kiss?

Sometimes we just get carried away thinking that we only share love, but there is something that we may not be realizing … too! we exchange many microorganisms!

Although it may not seem like it, the mouth is a complex ecosystem where they can live up to 700 species of bacteria.

Its conditions allow it: saliva makes it a humid environment, it has a moderate temperature and a constant supply of nutrients. Therefore, it is an ideal place for bacteria to grow.

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