Researchers have tested a variety of popular hacks for improving the fit of KN95 and surgical masks, and found that while some hacks do improve fit, they can also come at the cost of the wearer’s ...

N95 and KN95 respirator masks reduce the odds of testing positive for Covid-19 by 83% compared to 66% for surgical masks and 56% for cloth masks, according to a real-world study published Friday by ...

NEW YORK -- You better start stocking up on your surgical or N95 or KN95 masks. Studies are emerging that cloth masks are not as effective in preventing the spread of COVID. A study released in ...

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 ...

While there are still many uncertainties surrounding the COVID-19 pandemic, there is one thing that remains indisputable: Masks play an important role in slowing the spread. At the start of the ...