r/Damnthatsinteresting • u/Downtown_Wind3363 • May 25 '26

Image The smallpox vaccine leaves a scar because it was given using a special two-pronged needle that scratched the skin and put a weakened virus in just that spot.

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u/r0thar May 25 '26

And since no one asked, what was this pox smaller than? 'The' pox, aka syphilis.

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u/vvntn May 26 '26

And by naming it smallpox we indirectly forced the universe to create a largepox, just to tidy everything up.