And definitely you will eventually acquire an additional cold, because there exist over 300 different runny nose viruses. Yet you will never ever acquire the exact same cold virus that you had previously since you have developed resistance to that particular cold virus.Parents have previously had a great deal of the rhinitis viruses. Grownups have acquired immunity to the viruses they have had. Therefore there are not so numerous of cold viruses remaining for adults to become infected with. That is why adults just get infected with a couple of colds annually whereas children may get 10-12 runny noses per year.