On April 13, the Centers for Disease Control and Prevention (CDC) extended the mask requirement for public transportation through May 3, but a federal judge in Florida ruled against the mask ...

(CNN) — Double masking can significantly improve protection, new data from the US Centers for Disease Control and Prevention shows. Researchers found that layering a cloth mask over a medical ...

Nope. The study found that *valved* filtering facepiece respirator masks are more consistently good at source control than procedural masks when you take fit into account (procedural masks aren't made ...

Nearly one year since the beginning of worldwide shutdowns due to the COVID-19 pandemic, the Centers for Disease Control and Prevention (CDC) have two new recommendations for how to wear your face ...