And of course you will eventually cave in to another runny nose virus, because there are more than several hundred various runny nose viruses. Yet you will certainly never ever acquire the very same runny nose infection that you had in the past since you have created immunity to that virus.

Grownups have already had a lot of the runny nose infections. Parents have created resistance to the viruses they have actually suffered from. Therefore there are not as many runny nose viruses around for grownups to acquire. That is why grownups just get a few colds per year and youngsters acquire a dozen colds each year.
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