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“It just makes common sense that it would probably be more effective.”
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Dr. Anthony Fauci says two masks are better than one.
“It just makes common sense that it would probably be more effective,” Fauci, director of the National Institute of Allergy and Infectious Diseases, told NBC’s Today Show this week. “That’s why it’s seen that people do double masking or do a version of an N95.”
The U.S. Centers for Disease Control and Prevention has not published official guidelines on double masking. He did not advocate wearing facial covers until April 3 last year to help prevent the carrier from spreading the coronavirus, but since then health professionals say it also helps prevent the carrier from getting infected. infected.
“A mask is like an obstacle course for particles to pass through,” Linsey Marr, a virus transmission expert and professor of civil and environmental engineering at Virginia Tech, told AARP. A second mask “increases the chance of the particle getting trapped before it passes.”
As of Tuesday, 99.9 million people worldwide had contracted COVID-19 and more than 2.1 million people had died. The United States had 25.3 million cases and 421,890 fatalities, according to data aggregated by Johns Hopkins University.
Fauci recently said he hopes more people can receive vaccines in April to help prevent the spread of COVID-19. “I would expect it to arrive in April, it would be what we call open vaccine season,” Fauci told NPR. “Everyone can get a vaccine. Therefore, I think that at the end of the summer, if we vaccinate between 70% and 85% of the population and obtain a good immunity from the herd, I think that in the autumn we could start to approach some form of normality ”.
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Last week, U.S. President Joe Biden signed a mask warrant for all federal workers and anyone in federal ownership. According to the warrant, they should “wear all masks, maintain physical distance, and respect other public health measures, as provided for in the CDC guidelines.”
Fauci told NPR: “We want to get a million vaccines a day. The idea of having everyone for at least 100 days (at least) wear a mask. Everyone in a uniform way, so we don’t have disparities in which some people adhere to public health measures and others don’t ”.
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Pfizer PFE,
and German partner BioNTech SE BNTX,
they have said that a final analysis of their vaccine candidate showed 95% effectiveness. Meanwhile, Modern MRNA,
said his vaccine candidate was about 94% effective.
BioNTech and Pfizer said an in vitro study found that their COVID-19 vaccine neutralizes the two new highly infectious variants that have emerged in the UK and South Africa. The results were published in the bioRxiv prepress service and have not yet been reviewed in pairs.
A candidate for the AstraZeneca AZN vaccine,
and Oxford University is safe and effective and showed an average efficiency of 70% in a pooled analysis of provisional data, according to a recently published peer-reviewed study.