Discover 5 Steps To Avoid a Cold or The Flu and Increase Your Immunity. Your immune system is your number one defense mechanism against intruders such as bacteria or viruses that can make you very ill. It is imperative to make sure that you stay healthy throughout the year and put all the chances on your side to boost your immune system. To do so, here are five steps to help you avoid being sick with a cold or flu.
KEYWORD
diplomatic immunity
herd immunity
cell mediated immunity
