1. What changed in the CDC guidelines? The CDC currently recommends that you “wear the most protective mask you can that fits well and that you will wear consistently.” The question, then, is what ...

The respiratory protection standard includes a requirement for a medical clearance for required use of tight-fitting respirators and for some specific respirators even with voluntary use. In my ...

Torii Station, Japan – The U.S. Army Garrison Okinawa Safety Office conducted annual fit mask testing for Logistics Readiness Center (LRC) personnel this month to ensure compliance with Army safety ...

In my experience, respiratory protection is one of the more common forms of PPE used by employers in the United States. In many cases, employers may decide to use respiratory protection to reduce ...

Researchers have developed a way to use a simple home aroma diffuser to test whether N95 and other types of sealing masks, such as KN95 and FFP2 masks, are properly fitted, a result which could be ...

University of Minnesota researchers are dangling the irresistible lure of free string backpacks at the Minnesota State Fair to study how masks fit different faces differently and offer varying ...

While it's still important to wear a face mask in many situations, that mask won't be fully effective if it doesn't fit properly. That's why a team at MIT has designed a device to assess how well a ...

Hannah Thomasy is a freelance science writer splitting time between Toronto and Seattle. Her work has appeared in Hakai Magazine, OneZero, and NPR. This story originally featured on Undark. In March, ...

Yes, you should be wearing a mask — probably two — health experts say. It isn’t enough to just strap some cloth on your face, however. Fit and fabric are both important for the best protection against ...