Illustration: Kieran Blakey

The Nuance

The Germ-Cleaning Power of an Open Window

Let the breeze blow those pathogens away

Published in
5 min readApr 9, 2020


AAnyone who’s been cooped up in a stuffy, stagnant room can appreciate the simple pleasure of an open window and a fresh breeze. Breathing clean outdoor air may even provide some cognitive benefits: If a space is small and poorly ventilated, there’s evidence that accumulated C02 can…



Markham Heid

I’m a frequent contributor at TIME, the New York Times, and other media orgs. I write mostly about health and science. I like long walks and the Grateful Dead.