Why Get the Flu Shot Yearly

Living Longer - Living Well
A media series with Harry Haramis.

Transcript— Another common "myth" about flu season is that you don't need a flu shot every year. It's important to know that viruses have unique abilities to ensure their own survival. For instance, their DNA can mutate. You could think of mutation as a kind of "disguise" that the virus uses to fool your immune system. And that's why the annual flu shot important. It gives your immune system the up-to-date information it needs to recognize new flu strains, and fight them off.