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 ...

At-home use of red light therapy masks requires a purposeful, consistent approach. These are the steps for the best results.

NBC News investigative and consumer correspondent Vicky Nguyen demonstrated on TODAY how effective face masks truly are: She coughed onto petri dishes wearing three different types of face masks ...

Wearing face masks may not have lowered the risk of COVID infection after the first Omicron wave, new research has shown. But that does not mean that face masks aren't useful, regardless. The wearing ...

"Real men wear masks," House Speaker Nancy Pelosi said. For many free-spirited Americans, a face mask may feel like an uncomfortable blot on personal expression. But as states slowly begin to ease ...

It’s that wonderful time of year again with the kids about to be off school, airports and train stations filling, and this ...