Award-Winning Health Journalism

Wildfire Smoke and Dementia

Chicago had the worst air quality in the world this past July. As extreme weather events become more common, researchers are exploring the long-term effects of poor air quality — including on dementia risk. Recent studies have shown a link between dementia and very fine particulate matter in wildfire smoke. This matter is called PM2.5 […]

“You Can Smell It Outside Like Something’s Burning.”

Stay inside as much as possible, experts warn, as Chicago fills with smoke from Canadian wildfires. Children, senior citizens, and people with preexisting conditions are especially at risk from this week’s air pollution Chicago ranks among the worst air quality in the world today. Skies are hazy, and a smoky scent lingers in the air […]

Air Alert

Looking north from the I-94 expressway toward Chicago, the skyline barely visible in a haze of wildfire smoke

Who’s at risk when poor air quality spikes, and what can people do to protect their air? Chicagoans who gazed out their windows on a day in late June discovered an orange haze blurring their view. When they opened their front doors, the smell of smoke enveloped them. And as dusk approached, many marveled at […]