Conceivably have you ever before endured a cold virus? By any chance did you heal from it? Of course you did! You will not cure a common cold directly, but your system generally creates resistance to any cold infection within a few weeks. That is called being healed by your personal immune system!Grownups have actually in the past had a great deal of the cold viruses. Grownups have acquired resistance to the viruses they have suffered from. So there are not numerous runny nose infections existing for parents to catch. That is why grownups only get infected with a few runny noses each year and youngsters usually get 10-12 colds each year.