And sure you will eventually succumb to one more cold virus, due to the fact that there are more than 300 various cold infections. However you will never ever get the exact same cold infection that you had previously due to the fact that you have actually created immunity to it.Adults have actually in the past had a great deal of the runny nose infections. Adults have established immunity to the colds they have had. So there are not numerous runny nose viruses remaining for parents to catch. That is why parents just succumb to a few runny noses annually whereas children succumb to 10-12 runny noses each year.