Could face shields replace masks in preventing COVID-19?

"Face masks help prevent the spread of COVID-19, but some people find them awkward, uncomfortable or downright unbearable to wear.
There's another good option available for people who just can't get used to strapping on a face mask while out in public, experts say.
Plastic face shields offer another means of deterring COVID-19 that some might find easier, said Dr. Amesh Adalja, a senior scholar with the Johns Hopkins Center for Health Security, in Baltimore.
They're clear plastic or plexiglass shields that cover the entire face, from the forehead down to the chin or lower. An elastic headband holds the shield in place..." Lire la suite