And of course you will eventually get infected by an additional runny nose virus, since there remain several hundred different runny nose infections. However you will unlikely acquire the very same cold virus that you had previously since you have established resistance to that particular virus.

Adults have already had a great deal of the rhinitis viruses. Adults have acquired immunity to the viruses they have suffered from. Therefore there are not numerous cold infections remaining for parents to catch. That is why grownups just get a few runny noses per year whereas youngsters acquire a dozen colds per year.
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