Conceivably have you a while ago had acute rhinitis? Perhaps did you heal from the issue? Naturally you survived it! You can not heal a common cold itself, however your immune system usually creates resistance to a certain cold virus within a few weeks. That is called treated by your very own immunity!Grownups have already had a lot of the rhinitis infections. Grownups have acquired immunity to the ones they have had. Therefore there are not numerous cold viruses existing for adults to become infected with. That is why adults just succumb to a couple of colds per year whereas youngsters may get 10-12 runny noses per year.