What is already known about this topic? Face masks or respirators (N95/KN95s) effectively filter virus-sized particles in laboratory settings. The real-world effectiveness of face coverings to prevent ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (KDVR) – After the federal government ...

(KDVR) – After the federal government announced plans to begin offering free masks to curb a sharp rise in COVID-19 cases, you may be questioning the difference between the two types of masks that ...

Trying to keep up with changing masking guidance from public health officials has been challenging to say the least. The Centers for Disease Control and Prevention (CDC) first said that masks weren’t ...