Perhaps have you a while ago had a common cold? By any chance did you heal from the infection? Naturally you recovered! You will not cure an acute rhinitis directly, nevertheless your system usually develops immunity to a particular cold virus within several days. We call that being cured by your very own immune response!Parents have actually already had a great deal of the cold viruses. Grownups have developed resistance to the ones they have suffered from. So there are not so many runny nose infections existing for parents to catch. That is why grownups only get a couple of runny noses each year whereas youngsters acquire 10-12 colds each year.