Face masks are one of the most crucial measures to prevent the spread of COVID-19, but confusion and misinformation still surround their use. In this new phase of the pandemic, in which about 70% of ...

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

The discovery of new COVID variants and a relatively small increase in the number of COVID cases and hospitalizations have helped put face masks back in the spotlight. The Centers for Disease Control ...

When the COVID-19 pandemic took off in 2020, so too did questions over the effectiveness of wearing a face mask to prevent the spread of the virus. Now, four years later, what does the science say? In ...

Since May, highly contagious "FLiRT" coronavirus variants – a term for new mutations of Omicron – have been driving a rise in infections and emergency room trips. Virus levels at local wastewater ...