Outside columnist, author of THE EXPLORER'S GENE and ENDURE, Globe & Mail, ex-physicist, not-quite-sub-4 miler.

Toronto, Canada
Joined March 2009
The Explorer's Gene is out TODAY! Try before you buy: -excerpt in @TheAtlantic: theatlantic.com/science/arch… -excerpt in @outsidemagazine: outsideonline.com/culture/bo… -newsletter interview with @DavidEpstein: davidepstein.substack.com/p/… -podcast with @richroll: richroll.com/podcast/alex-hu…
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Baking soda to counter the effects of altitude? A new study finds a 1.2% gain for 40K cycling at 1,800m. But that's actually no better than the same group found at sea level - so more evidence that it works, but nothing special about altitude. outsideonline.com/health/tra…
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Awesome - so glad to hear that you enjoyed it, Marc!
I have just finished "The explorer's gene" by @sweatscience and I loved it. I see some answers to my questions and I love the 5 rules that close the book: 1. Explore then exploit 2. Seek the uncertainty sweet spot 3. Play more 4. Minimize regret 5. Embrace the struggle
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Alex Hutchinson retweeted
Our 2nd monthly issue, "Biology's New Era," is live now on bigthink.com. In this issue, we explore the bleeding edge of biotech, as well as the scientists, writers, and philosophers whose efforts helped get us here. Some of what's inside: ⬤ Scientist-turned-writer Alex Hutchinson @sweatscience uses the legend of Secretariat to probe the limits of human athletic performance. ⬤ Futurist Peter Leyden examines how synthetic biology could help save Earth. ⬤ Astrophysicist Ethan Siegel @startswithabang challenges the leading theory of how life began. All that and much, much more. We hope you enjoy.
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A new study on an old question: does exercise actually burn (net) calories? Or do our bodies respond to exercise by cutting back on, e.g., immune function and cell repair, with potentially negative consequences at high levels? The evidence is... mixed. outsideonline.com/health/tra…
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Thanks, Michael -- super to hear that you enjoyed it!
“But it’s enough, for now, to know that when the moment of truth comes, science has confirmed what athletes have always intuited. There’s more in there, if you’re willing to believe it.” First book of the year down. Highly recommend the work from @sweatscience!
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Alex Hutchinson retweeted
“But it’s enough, for now, to know that when the moment of truth comes, science has confirmed what athletes have always intuited. There’s more in there, if you’re willing to believe it.” First book of the year down. Highly recommend the work from @sweatscience!
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Kristian Blummenfelt's apparent VO2max record of 101 (and why scientists are skeptical of his respiratory exchange ratio), bone health for cyclists, freediving physiology, and the trouble with a recent exercise/longevity study. My latest Substack: sweatscience.substack.com/p/…
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