By any chance have you previously been down with acute rhinitis? Possibly did you get rid of the cold? Naturally you recovered! You will not heal a runny nose directly, yet your system normally creates immunity to a specific cold infection within several days. We call that treated by your own immune system!Parents have currently had a lot of the runny nose infections. Grownups have actually acquired resistance to the colds they have actually suffered from. Therefore there are not numerous runny nose infections existing for parents to catch. That is why grownups just succumb to a few runny noses per year and youngsters succumb to 10-12 colds annually.