And definitely you will eventually acquire one more cold virus, because there are several hundred various runny nose viruses. However you will never ever acquire the same cold infection that you had before due to the fact that you have actually created resistance to that cold virus.Parents have actually in the past had a lot of the rhinitis viruses. Parents have established resistance to the ones they have actually suffered from. So there are not lots of cold viruses existing for adults to catch. That is why adults only get a couple of runny noses annually and youngsters get 10-12 colds annually.