Lewy body dementia affects more than one million people in the United States. It has two forms: Dementia with Lewy bodies and ...

Pollution and rising temperatures can cause everything from fine lines to eczema flare-ups. We asked experts how you can ...

Climate change has been wreaking havoc on our largest organ: the skin. Extreme heat, pollution and changing rainfall can ...

Air pollution is a global health concern, with over 90% of the world's population breathing air that exceeds World Health Organization safety standards. Fine and coarse particulate matter are ...

The growing availability of low-cost air quality sensors is helping people across the world track air pollution.

America’s national parks are beloved for their extraordinary landscapes and rich cultural and historical significance. Visitors to our parks expect them to have clean air and healthy ecosystems, ...

Editor's note: This story has been updated to reflect the current wildfire smoke conditions in the U.S. The original story was published Jan. 8, 2025. Smoke from Canadian wildfires continued to prompt ...