Please provide your email address to receive an email when new articles are posted on . Nearly 100% of N95 masks pass fit tests after 3 years, suggesting annual tests are not necessary. Moving to ...

Share on Pinterest New research examines the protection offered by fit-tested N95 masks against airborne particles. John Tlumacki/The Boston Globe via Getty Images Healthcare workers rely on N95 ...

This is itself an issue, but our research also discovered another worrying thing: People aren’t very good at assessing whether their mask fits. Frequently, they use a self-assessment method to check ...

Face masks have become a daily reality for many people, with no sign of becoming less crucial in the foreseeable future. Protecting yourself with a high-quality face mask is important, but with the ...