By chance have you previously been down with a common cold virus? Possibly did you do away with it? Certainly you recovered! You can not cure a runny nose directly, however your system normally develops resistance to a certain cold infection within several weeks. We call that healed by your personal immune system!Adults have previously had a lot of the rhinitis infections. Grownups have actually developed resistance to the ones they have actually suffered from. So there are not so numerous of cold viruses around for parents to catch. That is why adults just acquire a few colds per year and children get 10-12 runny noses annually.