CDC studying double mask effectiveness against coronavirus spread

CDC studying double mask effectiveness against coronavirus spread
By Alexandria Hein

The Centers for Disease Control and Prevention (CDC) is currently studying the effectiveness of double masks – specifically a cloth mask placed over a medical mask – in stopping coronavirus spread, but does not yet have “hard data” to support whether it’d be better than using a single mask.  





January 29, 2021 at 08:35PM
via FOX News read more...

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