Here's what you need to know about the different types of respirators, how they work, and who might need one. How respirators work A respirator is a device that covers your nose and mouth and ...

Every year, air pollution causes around 2 million deaths in India. While several parts of the northern region experience an alarmingly high AQI (air quality index), several measures have also been ...

Allegheny Health Network said it's not requiring masks, but they're strongly recommended. "Personally, we're seeing a lot of people sick in the office with all of these respiratory-type symptoms.