One common concern about cloth face masks is the level of filtration they provide. The fabric’s mesh is often too open to filter out smaller particles such as smoke, dust, or viruses. A popular ...

Given current events, many people are wearing face masks to protect themselves and others. But that same face mask could someday also collect useful health information. Researchers reporting in ACS' ...

Researchers have demonstrated that a fiber inserted into an ordinary N95 face mask can collect compounds in exhaled breath aerosols for analysis. The new method could allow screening for disease ...

Which filter inserts for masks are best? Cloth masks typically are the most affordable options for staying healthy and safe in crowded public settings because you can wash them and repeatedly wear ...