Christophe wrote:How many viruses do we have permanently in our body? In the 1000's I think I heard ...
The body of a healthy adult man is home to more than three trillion viruses, most of them bacteriophages that infect bacteria in the intestinal tract and on the mucous membranes.
https://www.lemonde.fr/passeurdescience ... 70970.html
Where are these bacteria found in our body?
Mainly in the intestine: it harbors around 1000 species of different bacteria. But bacteria are also found on every square millimeter of the skin, mouth, stomach, lungs and urogenital area. However, the blood of a healthy person is largely free from germs. The body of a 70 kg human is home to approximately] 39 billion bacteria
https://www.science.lu/fr/les-habitants ... -ton-corps
And then:
https://www.planetoscope.com/Le-corps-humain/1670-.html