A PLOS ONE study tested the real-world filtration efficiency of cloth masks, medical masks, and respirators, revealing large ...

Amid the recent measles outbreaks, the CDC said people should take precautions if they haven't been vaccinated.

Mount Spurr, which scientists say is likely to erupt in the coming weeks or months, is about 80 miles west of Anchorage. But ...

State health officials urge the public to take precautions as volcanic gas emissions — and volcanic smog known as vog — ...

Health care workers know from experience that only organizing will lead to enforceable standards and better conditions.

The only fully-endorsed protection by health experts against measles is the vaccine. As with any infectious disease that's airborne, KN95 masks offer some protection, as does handwashing and ...