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 ...

Here’s why you should wear a face mask. It works like a furnace filter. Suppose it’s mid-June, and you check the mantle over the fireplace. You find a thin layer of dust because it hasn’t been dusted ...

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 ...