The headline is broadly defensible, but the qualifications matter. Effect sizes vary by population, the strongest claims rest on shorter trials, and credible voices push back on how it's typically framed.
it's that when you run as hard as you can or exercise in other forms as hard as you can the reason you stop or the reason you slow down or the reason you aren't able to go faster is not because your legs aren't capable of going faster it's because your brain is protecting you it's it's sort of putting on the brakes before you push so hard that you know your your heart runs out of oxygen or whatever the case may be
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Native comments, Twitter mentions, and Reddit threads about this claim — surfaced together so the conversation isn't fragmented across platforms.
Bookmarking — the dossier-vs-overview split is the right call. Most of the time I want overview; sometimes I want receipts.
Would love a "what would change this verdict" RSS feed. Sign me up if it exists.
the central governor model people don't really talk about that anymore it was a model that emphasized the importance of the brain in understanding the limits of endurance which has then led to a whole bunch of further research