Add Yahoo as a preferred source to see more of our stories on Google. Most people have given up masking. These families share why they're staying vigilant. (Photo illustration: Victoria Ellis for ...

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 ...

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 ...

Three years after the pandemic began, there's still no scientific consensus on how much protection masks offer. Laboratory studies are clear that masks – especially N95s and KN95s – decrease the ...

The impending winter weather can bring about new COVID-19 pandemic challenges, from indoor gatherings to mask-wearing. Medical experts are now warning of winter mask safety, reminding everyone that ...