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Here's the Best and Worst Face Mask, Experts Say

ETNT Health Logo By Leah Groth of ETNT Health | Slide 1 of 15: On Friday, a group of researchers from Duke University published a study revealing the least and most effective face coverings, using a unique testing method involving a laser beam and cell phone that measured the "the efficacy of masks to reduce the transmission of respiratory droplets during regular speech," they explained. What they found is that some of the most popular face mask styles aren't as effective as you would think. In fact, one of them is even less effective in preventing the spread of the virus than wearing no mask at all. Read on to see them ranked from worst to best, and to ensure your health and the health of others, don't miss these Sure Signs You've Already Had Coronavirus.

Here's the Best and Worst Face Mask, Experts Say

On Friday, a group of researchers from Duke University published a study revealing the least and most effective face coverings, using a unique testing method involving a laser beam and cell phone that measured the "the efficacy of masks to reduce the transmission of respiratory droplets during regular speech," they explained. What they found is that some of the most popular face mask styles aren't as effective as you would think. In fact, one of them is even less effective in preventing the spread of the virus than wearing no mask at all.

Read on to see them ranked from worst to best, and to ensure your health and the health of others, don't miss these Sure Signs You've Already Had Coronavirus.

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