While the Centers for Disease Control and Prevention (CDC) and President Joe Biden on Tuesday announced that fully vaccinated people can go without masks while outdoors, officials noted that there are ...

Surgical face masks appear to be one of the best ways to stop the spread of respiratory droplets. They can also be problematic when it comes to a snug fit, with wearers often noticing gaps on the side ...

A study led by UCLA Fielding School of Public Health Professor Yifang Zhu has determined that even a simple cloth mask provides significant protections against COVID-19 transmission, reducing the ...

Throughout the COVID-19 pandemic and when maximum protection is needed against air-born infections, the N95 respirator has remained the gold standard of personal protective equipment. However, it is ...