John Anderson, who lives in Penn Valley, Calif., asked a similar question about face shields. Mr. Anderson is hearing-impaired and prefers that others use face shields so that he can read lips. Face shields are also commonly used by front-line health workers, but more people are looking at face shields as an added layer of protection. My colleague Knvul Sheikh wrote about the use of face shields, which can be easily wiped down and reused. However, experts say face shields have limits to the amount of protection they can offer.

Source: New York Times June 26, 2020 12:51 UTC