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The original was posted on /r/todayilearned by /u/Voyager_AU on 2024-09-18 18:59:38+00:00.

Original Title: TIL that Polio is one of only two diseases currently the subject of a global eradication program, the other being Guinea worm disease. So far, the only diseases completely eradicated by humankind are smallpox, declared eradicated in 1980, and rinderpest, declared eradicated in 2011.