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It's because vaccines use your own immune system against the infection. Your immune system is uniquely good at protecting at not just the exact disease but also
by Wowfunhappy 5y ago
It's because vaccines use your own immune system against the infection. Your immune system is uniquely good at protecting at not just the exact disease but also possible mutations. Flu is (for the most part) the exception because it can do some unusual things.
- otabdeveloper4 5y ago> Flu is (for the most part) the exception Flu and coronaviridae. Shit, thoughtcrime. Hope I don't get vanned.
- Wowfunhappy 5y agoNo, coronaviruses cannot swap out their genes the way the flu can.