Conceivably have you ever been down with a runny nose? Perhaps did you get rid of the cold? Naturally you survived it! You can not treat a common cold directly, nevertheless your immune system generally develops immunity to any cold infection within a few days. That is called healed by your personal immune system!Grownups have actually currently had a great deal of the rhinitis infections. Adults have developed immunity to the ones they have actually suffered from. Therefore there are not so many runny nose viruses around for grownups to become infected with. That is why adults only get infected with a couple of runny noses annually whereas kids get 10-12 colds each year.