Unless you are old, have heart, lung,(@Jean4), conditions, diabetes, or a compromised immune system, it will just make your life crappy , snotty, and feverish for a couple of weeks. So, I think that you might want to reconsider that, my PNW friend.
Also, although you may look fetching in a mask, they don't stop you from getting any viruses.
They should be saved for health care personnel.
Interesting that "Lifecare" is at the centre of the King County outbreak—they were responsible for some very dodgy stuff during hurricane Katrina!