Quote:
Originally Posted by nffc
You say this.
But doesn't the same thing happen, to varying extents, with stomach bugs, colds, flu?
Once you've had the chucks and 10 bobs it doesn't stop you getting it again.
And noro is one of the viruses which mutates a lot, and which natural immunity also wanes quickly.
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Not every few months for a significant portion of the population, no.