Possibly have you formerly endured a common cold virus? By chance did you heal from the cold? Naturally you did! You can not treat a runny nose directly, nevertheless your system generally establishes resistance to a specific cold infection within a couple of days. That is called treated by your own immune response!Grownups have actually previously had a lot of the runny nose viruses. Parents have established resistance to the viruses they have suffered from. So there are not as many cold infections existing for grownups to acquire. That is why grownups just get a few colds each year whereas kids acquire 10-12 colds per year.