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

With chronic face mask shortages in the midst of a virus outbreak, Hong Kongers have started making their own -- with a pop-up production line and seamstresses churning them out on sewing machines. In ...

Face masks can help slow the spread of coronavirus disease 2019 (COVID-19). Learn about mask types, which masks to use and ...

P95 and N95 are rating classifiers for masks manufactured to keep people from inhaling dust and other small particles in unsafe environments.