Possibly have you heretofore had a common cold virus? Perchance did you get rid of the infection? Naturally you survived it! You won't cure a runny nose itself, nevertheless your system usually creates resistance to a certain cold virus within a few days. We call that treated by your personal immunity!Adults have already had a lot of the rhinitis infections. Grownups have established immunity to the colds they have actually had. So there are not lots of runny nose viruses existing for parents to acquire. That is why grownups only get infected with a few colds per year and children get a dozen runny noses annually.