asked 189k views
3 votes
Even though most vaccines contain a pathogen a person who has received a vaccine usually does not get sick why not?

2 Answers

4 votes

Because your body’s immune system know what that virus look like and knows how to fight it off if you got the vaccine
answered
User Odedfos
by
7.9k points
3 votes
It’s also depends on how healthy you are and if you have a very strong immune system it will fight the pathogen
answered
User Iza
by
8.3k points
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