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Fox News medical contributor Dr. Nicole Saphier argues coronavirus hospitalizations are down in the U.S. because the vulnerable are being protected. Cotton face masks are proving more effective against the spread of the coronavirus than previously thought, a new study found. Even under humid conditions which is typically the case, as the mask covers the mouth and nose 100% cotton performed significantly better than synthetic fibers, including nylon, polyester and rayon. In fact, the humidity provided by one’s breath was shown to actually improve filtration in cotton masks. Across the nine types of cotton flannel masks researchers tested, humidity increased efficacy on average from 12% to 45%.

United statesChristopher zangmeisterNicole saphierCenters for diseaseNational institute of standardsAmerican society for testingUs department of commerceAmerican chemical societyFox newsNational instituteDisease controlAmerican societyApplied nanoஒன்றுபட்டது மாநிலங்களில்மையங்கள் க்கு நோய்தேசிய நிறுவனம் ஆஃப் தரநிலைகள்