An infected person could walk into a room, cough once, walk out, and the room would still be highly contaminated 5 hours later. That's pretty contagious and hard to avoid. If there is a true outbreak it will make COVID look like nothing.
Reposted from
NPR
Vaccination eliminated measles from the U.S. 25 years ago. But it can still spread in pockets where vaccination rates are low, like the west Texas county with a current outbreak. Here's how fast.
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