Alex Hutchinson

What does the evidence show?


Are Endurance Athletes More Susceptible to Getting Diabetes?

The counterintuitive theory has pervaded books, studies, and Reddit threads and is something of a rally cry for LCHF converts. But while there may be some benefit to monitoring insulin levels, there's no need to cut out all carbs quite yet.

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Thrilled to announce my forthcoming book, ENDURE: Mind, Body, and the Curiously Elastic Limits of Human Performance




Alex Hutchinson

Alex Hutchinson writes Outside’s Sweat Science column, about the science of endurance and adventure. He started out as a Cambridge-trained physicist and long-distance runner on the Canadian national team. As a journalist, he earned a National Magazine Award for his energy reporting with Popular Mechanics, covered adventure travel for The New York Times, and wrote a training column for Runner’s World. His latest book, out in February 2018, is ENDURE: Mind, Body, and the Curiously Elastic Limits of Human Performance. He lives in Toronto, where he runs fast, climbs poorly, and gets outside as much as possible with his wife and daughters.


The Sweat Science Manifesto

If you're as old as I am, you might remember a mid-1990s commercial in which a smug jock challenges Jason Alexander to back up his claims of pretzel-fueled physical prowess: "Prove it, pretzel boy!"

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Is the Marathon World Record Soft?

Here's how crazy the hype was leading up to the Berlin Marathon a few weeks ago: Bookies were offering odds of 8-13 in favor of a men's world record, implying a probability of greater than 60 percent.

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