Even as many U.S. cities are dropping mask mandates, many people are keeping protective face coverings in their daily routines.
. Surgical face masks are still the first line of defense to help stop the spread of the virus, but KN95, N95 and KF94 masks are also recommended by the CDC.
The U.S. agency notes that “a respirator has better filtration, and if worn properly the whole time it is in use, can provide a higher level of protection than a cloth or procedural mask.” They also state that if N95, KN95 or KF94 masks are unavailable, then a cloth mask is still better than none at all.
Hemos resumido esta noticia para que puedas leerla rápidamente. Si estás interesado en la noticia, puedes leer el texto completo aquí. Leer más: