The Centers for Disease Control and Prevention (CDC) has changed its guidelines about masks and respirators a number of times over the past two years and gave its most recent update on January 14, ...

We thought we were almost done with masks. Then omicron hit, reminding us that even with vaccines, COVID is likely to stick around as an endemic, resurfacing with new variants. And so cyclical masking ...

Add Yahoo as a preferred source to see more of our stories on Google. A new scientific review of 78 randomized trials studying the effectiveness of physical interventions in lessening the spread of ...

Surgical masks can ward off COVID-19 just as well as N95s for healthcare workers exposed to patients infected with that virus, a study in the Annals of Internal Medicine suggests. To report that this ...

WASHINGTON, DC - Nearly a year ago, the respected research collaborative Cochrane drastically reinterpreted its own "systematic review" of randomized controlled trials (RCTs) on masking in response to ...

It may seem like fewer people are wearing masks and less often, but health experts say they can be an effective way to help stop the spread of COVID-19 if they’re worn correctly. “We know that masks ...

Trying to keep up with changing masking guidance from public health officials has been challenging to say the least. The Centers for Disease Control and Prevention (CDC) first said that masks weren’t ...

This study asked a very interesting question, given the considerable cost difference between the 2 modes of protection against respiratory infections (N95 respirators cost much more than surgical ...

A randomized trial indicating that surgical masks are not inferior to N95 masks in protecting healthcare workers against COVID-19 has sparked international criticism. The study’s senior author is John ...

WASHINGTON, DC - Nearly a year ago, the respected research collaborative Cochrane drastically reinterpreted its own "systematic review" of randomized controlled trials (RCTs) on masking in response to ...