I read this and was prepared to call BS (because you know how you get really hungry when you're working on hard problems? but your metabolism isn't increased) but this blood pressure/muscle contractions thing makes sense.
Fascinating article on the physical demands of chess, and the physical training chess grandmasters do: https://www.espn.com/espn/story/_/id/27593253/why-grandmasters-magnus-carlsen-fabiano-caruana-lose-weight-playing-chess …pic.twitter.com/eXy1VW1FBV
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The information about weight loss in the article is pretty compelling, IMO.
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So I just needed to be playing more chess this whole time?
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Exactly!
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Highly unlikely. If they were burning 6k calories/d, they would be breathing and sweating like a marathon runner. The 6k figure is not based on a direct measure of metabolic rate. Shown as early as 1930 that intense cognitive effort has little energy cost. https://www.pnas.org/content/pnas/16/6/438.full.pdf …pic.twitter.com/WcRGM4IxS2
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This study directly measured energy expenditure (metabolic rate) in experienced chess players while playing chess. Although heart rate increased significantly, total energy expenditure did not (table 1). h/t
@proftipperhttps://link.springer.com/article/10.1007/s00421-008-0908-2 …
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Pro video game players mostly have dedicated coaches who manage exercise and diet routines at this point. I guess there’s not as much money in chess but I find it surprising that the community as a whole hasn’t developed this knowledge more systematically by now.
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video game trainer: dude, you have to drink less Mountain Dew. video game athlete: dude.
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Believe it. Playing pro poker I would eat 4-5 meals a day. Often felt exhausted after 8+ hour sessions and remained at my high school weight easily into 30s.
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Interesting. Do the same principles apply to working in a demanding desk job? I always feel physically tired after a hard day's work!
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