The Centers for Disease Control and Prevention (CDC) has changed its guidelines about masks and respirators a number of times over the past two years and gave its most recent update on January 14, ...
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 ...
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 ...
In a recent article published in the journal Physics of Fluids, researchers explored the influence of perimeter leakage on the effectiveness of face masks. Study: Perimeter leakage of face masks and ...
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