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A vaccine prepares the immune system for the virus. It does not completely prevent infection or exposure. The infection is just so inconsequential that it's unn
by johbjo 6y ago
A vaccine prepares the immune system for the virus. It does not completely prevent infection or exposure. The infection is just so inconsequential that it's unnoticeable.
- infinite8s 6y agoThat’s true, however it does reduce spread, even for people who would have been asymptomatic, since their bodies will start fighting it much sooner.