Trillions Of Microorganisms

Bacteria. Set. Vector illustration. Isolated on white background

The human body contains trillions of microorganisms i.e bacteria outnumbering human cells by ten to one.

Matthews, Scott. 1144 Random, Interesting & Fun Facts You Need To Know – The Knowledge Encyclopedia

Kinda scary to think that we have more bacteria in our bodies than cells. 😖 Perhaps my weakest subject is biology. I don’t think I have ever had a class in the subject. I know some of them we can’t live without as they do things like help us digest food and such. But then there are others like COVID-19 that are much more dangerous.