Many people choose to wear an N95 mask as a way to reduce exposure to harmful viruses and airborne toxins or pollutants.

To avoid breathing wildfire smoke, it's important to have the right gear. Dust masks, bandanas and damp pieces of cloth won't adequately protect you from inhaling fine particulate matter like PM2.5.

Canadian wildfires are causing poor air quality across parts of the U.S., posing a health danger to millions of people. Experts say the air is especially harmful for more vulnerable populations, ...

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