eli5 if everyone with a certain disease died, would that disease cease to exist?

Question

Say influenza, if tomorrow, everyone with influenza spontaneously died, would the disease cease to exist?

In: 6

Answer 1

there’s many ‘wells’ in nature which hold these diseases too.

lots of animals are the source of human illnesses.

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just think with covid — how many deer and minks and even tigers have it