I think Penn and Teller[1] did a good job of explaining vaccinations in layman's terms (though I doubt anyone here actually needs an explanation of how or why v

I think Penn and Teller[1] did a good job of explaining vaccinations in layman's terms (though I doubt anyone here actually needs an explanation of how or why vaccinations work.) [1] https://www.youtube.com/watch?v=RfdZTZQvuCo https://www.youtube.com/watch?v=RfdZTZQvuCo