The C.D.C. concedes that cloth masks do not protect against the virus as effectively as other masks.
The update in guidance comes as coronavirus cases continue to soar. By Apoorva Mandavilli The Centers for Disease Control and Prevention on Friday clarified its stance on various kinds of masks, ...
The CDC declared "loosely woven cloth products" are inferior to surgical and N95 masks at protecting against COVID-19 particles. Anthony Behar/Sipa USA Cloth face coverings are less effective at ...
Japanese researchers showed that masks can offer protection from airborne coronavirus particles, but even professional-grade coverings can't eliminate contagion risk entirely.
The virus-fighting startup Singletto has U.S. Department of Defense support, closed a $10 million round, and is selling its ...
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