The Centers for Disease Control and Prevention (CDC) has responded to speculation that it may be considering the return of mask mandates amid a rise in coronavirus infections linked to the emergence ...

Amid a shortage of medical-grade masks, federal guidelines now recommend everyone wear face coverings out in public. Here's ...

Nope. The study found that *valved* filtering facepiece respirator masks are more consistently good at source control than procedural masks when you take fit into account (procedural masks aren't made ...

After questioning the value of general mask wearing early in the COVID-19 pandemic, the Centers for Disease Control and Prevention decided the practice was so demonstrably effective that it should be ...

Three years into the pandemic and hundreds of studies later, evidence is still lacking as to what extent masks may slow the spread of respiratory viruses such as flu or COVID-19, according to a ...