A new study questions whether masks protect wearers. You need to wear them anyway. – The Japan Times

At that time, 2 percent of the Danish population was infected a rate lower than that in many places in the United States and Europe today. Social distancing and frequent hand-washing were common, but masks were not.
About 4,860 participants completed the study. The researchers had hoped that masks would cut the infection rate by half among wearers. Instead, 42 people in the mask group, or 1.8 percent, got infected, compared with 53 in the unmasked group, or 2.1 percent. The difference was not statistically…

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