I know there are scientists / docs on here who can answer that question, and it is something I have been wondering about in terms of my 4 year olds' booster jabs, I would like to understand what happens and whether there's any potential 'overload' to the system
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What happens in the body when you give a vaccine to which you are already immune?
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Twiglett · 27/03/2005 10:29
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