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Does covering your face protect you, or not? What’s behind the change in antivirus recommendations.

  • Felice J. Freyer--Bostonglobe.com
  • published date: 2020-04-06 22:56:12 UTC

Just a few weeks ago, the official word was that face masks wouldn't protect you from the coronavirus. Now, the CDC is urging people to wear cloth masks when in public places. What changed?

What changed? It wasnt a sudden new understanding of how masks work. Instead, scary new knowledge emerged about how the coronavirus spreads. Growing evidence indicates that it can be transmitted by people who are feeling well people who may be about to get … [+4841 chars]