The Centers for Disease Control and Prevention (CDC) recommends any health-care workers interacting with coronavirus patients wear a stronger kind of mask.

This is known as the N95 respirator and filters out 95 percent of pollutants.

Marybeth Sexton, an assistant professor at Emory University School of Medicine told Washington Post said these masks are “highly effective”.

However, apart from people in infected areas of China, covering once’s face and nose isn’t necessary for now, according to Colleen Kraft, associate chief medical officer for Emory University Hospital.



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