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The CDC hasn’t updated its guidance on masks to recommend wearing a higher-quality mask in the face of the omicron variant. But experts recommend that single-layer cloth masks are not protective ...

Face masks have been widely used throughout the COVID-19 pandemic to protect people from catching the virus. Researchers discovered certain double masking combinations and fit modifications offer ...

The highly transmissible omicron variant is sweeping the U.S., causing a huge spike in covid-19 cases and overwhelming many hospital systems. Besides urging Americans to get vaccinated and boosted, ...