Add Yahoo as a preferred source to see more of our stories on Google. The CDC currently recommends that you "wear the most protective mask you can that fits well and that you will wear consistently." ...

This is Work in Progress, a newsletter by Derek Thompson about work, technology, and how to solve some of America’s biggest problems. Sign up here to get it every wee k. In the past few weeks, the ...

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The Centers for Disease Control and Prevention (CDC) has changed its guidelines about masks and respirators a number of times over the past two years and gave its most recent update on January 14, ...

A laboratory at the University of Florida that recently analyzed a small sample of protective masks detected the presence of 11 dangerous pathogens on the coverings, including bacteria that cause ...