If masks prevent microbes from escaping your mouth, won’t the build-up of germs make you sick?

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I’m not trying to start anything, just genuinely curious.

In: Biology

5 Answers

Anonymous 0 Comments

There are around 100 trillion bacteria in the human microbiome, their primary location are the skin, mouth, nose, digestive tract.
Numerically the bit more than the number of human cells in your body. Bactria is a lot smaller than human cell so by mass they are around 1-3% of your body weight. Human feces are 25–54% bacterial biomass.

They are no problem and you want them there to help you digest food and to keep bad bacteria away.
You get sick not because there is bacteria in you but that it is bad bacteria in you.
Getting rid of bacteria by breathing them out it not a primary way to get rid of bad bacteria.

Getting rid of too much bacteria on humans in general, is a back idea because if you kill too many of them that live there without getting you sick you give external backteria that makes you sick a chance to establish themselves.

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