Public health officials believe that face coverings can substantially slow transmission of the coronavirus, which is spreading rapidly in many states. The accompanying map shows the odds of whether, if you encountered five people in a given area, all of them would be wearing masks. · YouGov/Imperial College of London surveys from June 22-28Achieving universal adoption of public health recommendations is hard. Compliance on all those other public health measures has risen through a combination of laws and public health advocacy. But public health and communications researchers emphasize that persuasion matters, too.

Source: New York Times July 17, 2020 10:50 UTC