Elemental
Published in

Elemental

Illustration: Kieran Blakey

The Nuance

Do You Really Need an Air Purifier?

DDuring the back half of the 19th century — a time when tuberculosis was widespread in smog-choked cities across the United States and Europe — fresh air was thought to be a potent elixir for diseases of the mind and body. This was the…

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Markham Heid

I’m a long-time contributor at TIME and other media orgs. I write mostly about health. I grew up in Michigan, but these days I live in southwest Germany.