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

The coronavirus outbreak around the globe has led to a shortage of protective face masks. The Centers for Disease Control and Prevention says healthcare workers should use homemade masks as a last ...

There are many face masks to choose from, but properly fitting respirators offer the most protection, according to the Centers for Disease Control and Prevention. Experts say N95 respirators ar ...

Out of all the different face masks you can choose from, one type is the most protective, according to the Centers for Disease Control and Prevention: N95 respirators. They’re designed to filter ...