By chance have you formerly suffered through a common cold virus? Perhaps did you heal from the infection? Obviously you got over it! You cannot heal a common cold itself, yet your system generally develops immunity to a specific cold virus within a few weeks. We call that being healed by your personal immune system!Adults have actually in the past had a great deal of the rhinitis infections. Parents have acquired immunity to the viruses they have actually had. Therefore there are not as many runny nose viruses around for grownups to acquire. That is why parents just succumb to a few colds annually whereas children may get 10-12 colds annually.