Yolo County Health and Human Services Agency, in its August press release: "Wearing a high-quality mask such as an N95, KN95, ...

Masks or no masks? Do you really need another booster? And is isolating still a thing? Amid ever-evolving guidance, here's where COVID recommendations currently stand.

As Belgium obliges people to wear face masks on public transport and recommends them elsewhere to limit the spread of the coronavirus, deaf people are calling for transparent masks to allow them ...

Still, the transparent, twin-fan mask included three replaceable filters supposedly functioned together as equivalents to existing N95-grade products.

The over-the-counter antihistamine azelastine works against a range of respiratory infections, including the flu and RSV, ...