Consistent wearing of face masks by a majority of the population have emerged as the best way to slow the spread of coronavirus, but not all face coverings are equal in effectiveness, according to a new study by Duke University researchers.
Consistent wearing of face masks by a majority of the population have emerged as the best way to slow the spread of coronavirus, but not all face coverings are equal in effectiveness, according to a new study by Duke University researchers.
(Originally aired on August 11, 2020) Research has shown how easy it is to spread diseases like coronavirus merely by speaking. And..