Sweating is evolution’s most efficient cooling strategy. (Photo: Tero Vesalainen/iStock)

The Stinky Truths About Your Sweat


Sweating is evolution’s most efficient cooling strategy, allowing humans to stay on the move far longer than most fur-covered animals. But how much sweat is too much? Where should we be perspiring the most? (Our armpits? The backs of our knees?) And why does some sweat smell so much? These are among the questions that journalist, amateur athlete, and heavy sweater Tom Vanderbilt has pondered for years. In this episode, he finally gets them answered by Canadian chemist Sarah Everts, author of the new book The Joy of Sweat: The Strange Science of Perspiration.

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Outside’s longstanding literary storytelling tradition comes to life in audio with features that will both entertain and inform listeners. We launched in March 2016 with our first series, Science of Survival, and have since expanded our show to offer a range of story formats, including reports from our correspondents in the field and interviews with the biggest figures in sports, adventure, and the outdoors.