Five years after Donald Trump declared a national COVID emergency, here's what the research says about face masks.

Has your COVID-era mask been a constant companion or is it collecting dust? Americans’ relationship with masking has been fraught (and politicized) since the beginning of the pandemic, a time when ...

Federal officials still wanted to reserve surgical masks and N95 masks for frontline health care workers. States then began introducing requirements that individuals wear face coverings in public.