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

With new and more transmissible Covid-19 variants doing the rounds, Germany has made it mandatory to wear medical-grade masks in public settings, which tells us a lot about how effective cloth masks ...

A nonwoven cloth mask, which research shows is better at stopping fluid droplets than other types of mask. (Mainichi/Natsuko Ishida) TOKYO -- More shops and schools across Japan are asking people not ...

an effective measure against the new coronavirus, and the Ministry of Health, Labor and Welfare also recommends wearing a mask in medical institutions and crowded places. Meanwhile, a research team at ...

New research shows that while many cloth and medical masks fall short against tiny airborne particles, simple hacks like overmasking or using braces can dramatically improve your protection, yet only ...