“A well-fitted N95 would be the highest quality filtering mask that you could wear,” she says. But “the best mask you can ...

As mandatory face coverings become more and more common, keep in mind, some are better at protecting from viruses than others. When issuing their face covering guidelines, San Francisco specifically ...

Add Yahoo as a preferred source to see more of our stories on Google. While there are still many uncertainties surrounding the COVID-19 pandemic, there is one thing that remains indisputable: Masks ...

The authors reviewed existing evidence for filtration efficiency of cloth masks vs medical masks, and they found that cloth masks fared surprisingly well. Layers matter, as does the material used.