And sure you will possibly acquire one more runny nose virus, since there are 300 various cold viruses. But you will certainly unlikely acquire the very same runny nose infection that you had before since you have actually established resistance to that virus.Adults have actually in the past had a lot of the rhinitis infections. Adults have established resistance to the viruses they have actually had. Therefore there are not lots of cold viruses existing for parents to become infected with. That is why parents only get infected with a couple of runny noses per year and youngsters get 10-12 colds per year.