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CDC Says Double-Masking Offers More Protection Against The Coronavirus
New research found that wearing a cloth mask over a medical mask significantly boosts protection against droplets that can transmit the virus. Knotting the ear loops of surgical masks also helps.
↗https://www.npr.org/sections/coronavirus-live-updates/2021/02/10/966313710/cdc-now-recommends-double-masking-for-more-protection-against-the-coronavirus
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