Many people choose to wear an N95 mask as a way to reduce exposure to harmful viruses and airborne toxins or pollutants.

This study asked a very interesting question, given the considerable cost difference between the 2 modes of protection against respiratory infections (N95 respirators cost much more than surgical ...

The US Centers for Disease Control and Prevention has changed its mask guidelines to recommend that people "wear the most protective mask you can that fits well and that you will wear consistently." ...

On one level, the world’s response to the coronavirus pandemic over the past two and half years was a major triumph for modern medicine. We developed COVID vaccines faster than we’d developed any ...

The Centers for Disease Control and Prevention issued new guidance that recent studies have indicated that cloth masks offer more protection against the coronavirus than previously thought. Previous ...

With chronic face mask shortages in the midst of a virus outbreak, Hong Kongers have started making their own -- with a pop-up production line and seamstresses churning them out on sewing machines. 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 ...

PHILADELPHIA — Two years into the COVID-19 pandemic, the public debate on masks is as heated as ever — especially in Philadelphia, which earned national attention for once again requiring masks in ...

After a judge struck down a federal COVID-19 mask mandate on planes, trains, buses and other forms of public transportation, airlines and local transit agencies across the country announced a move to ...