Air Quality

A city skyline seen faintly through a thick haze of wildfire smoke over a lakefront, with warm diffused light

Air Quality

Chicago's Air Quality Keeps Swinging Back to Poor: What Repeated Smoke Exposure Does to Skin

Chicago's air quality has ping-ponged between record-bad and merely moderate all summer, and it ticked back into poor territory again this week. The up-and-down pattern, not any single smoke event, is what actually wears down the skin barrier.

5 min read

A hazy Southern California valley skyline at golden hour with heat shimmer and a thin smog haze layering the horizon

Air Quality

LA's Ozone Advisories Keep Coming Back: What Ground-Level Smog Actually Does to Skin

Los Angeles County has issued repeated ozone advisories this summer, but the same 2024 chamber study behind the smog-and-skin headlines found something the warnings leave out. Here is what the research actually supports, and what it does not.

5 min read

A hazy, smoke-filled city skyline viewed through a window at dusk, with a skincare bottle catching warm light on the windowsill

Air Quality

New York's Air Quality Just Dropped Again: What Smoke and Particulate Matter Actually Do to Skin

A poor air quality reading in New York this week echoes the July 2026 wildfire smoke event that pushed the city's AQI to 155. Here is what the research says PM2.5 actually does to skin, and which routine steps hold up.

5 min read