Get the latest Science News and Discoveries

CDC says double-masking improves protection from COVID-19

None

Get the Android app

Or read this on Live Science

Read more on:

Photo of CDC

CDC

Mask

Related news:

Should You Double-Mask? Here's What The CDC's New Recommendations Say

Can’t Find an N95 Mask? This Company Has 30 Million That It Can’t Sell.

Americans went out more after face mask mandates, study finds

« Do You Remember Halley’s Comet? It Visited Us 35 Years Ago This Week But When Is It Coming Back?

Pre-COVID subway air polluted from DC to Boston, but New York region's is the worst, study finds »