[HN Gopher] All-you-can-eat study shows body copes well with one...
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All-you-can-eat study shows body copes well with one-off calorie
indulgence
Author : woldemariam
Score : 41 points
Date : 2020-07-28 22:07 UTC (52 minutes ago)
(HTM) web link (www.bath.ac.uk)
(TXT) w3m dump (www.bath.ac.uk)
| mrfusion wrote:
| It seems like this would be obvious. Why would one instance of
| overeating damage your metabolism?
| sbierwagen wrote:
| N = 14
|
| https://www.cambridge.org/core/journals/british-journal-of-n...
| hprotagonist wrote:
| It shouldn't be terribly surprising that we do OK with "feast and
| famine", especially if you're young. I remember being 16 and
| eating an entire large NY pizza for an afternoon snack before
| dinner...
|
| I assert without proof that it's the all-feast-all-the-time
| dietary novelty for most of humanity in the last, oh, 200 years
| that probably throws a spanner in the works.
| centimeter wrote:
| Another complication is that most of our ancestors would
| probably only have been "feasting" on meat - there wouldn't
| have been any bread, sugar, palm oil, etc. in the mix.
| hprotagonist wrote:
| that's at best a very contentious claim. Midden heaps tend to
| preserve bones longer than carrot-tops, though, which
| certainly skews the record.
|
| Certainly the vast majority of humanity throughout _written_
| history has subsisted primarily on non-meat foods, be they
| wheat, barley, maize, or whatever. Peasants were not
| regularly eating meat; often we have the written record to
| point to for that, as well as archaeological evidence from
| grave finds and the like.
|
| and my usual critique of "paleo" holds here, which is that it
| ignores evolution. As a species, we've evolved the
| persistence of digesting lactose at least twice, in
| independent subgroups, through two different metabolic
| pathways, so it's not like we're incapable of getting used to
| dietary shifts over the span of human history.
| AlotOfReading wrote:
| I'm not sure that's correct. Honey and fruit feasts are both
| quite common among extant forager groups in Africa. I don't
| see why our ancestors wouldn't have made use of the same
| resources.
| notJim wrote:
| > Hormones that are released by the gut to stimulate insulin
| secretion and increase feelings of fullness were changed the most
| by overeating (e.g. GLP-1 and peptide YY).
|
| I wonder if people who chronically overeat (hello!) develop
| insensitivity to these hormones, leading to a cycle where it
| becomes harder to eat the correct amount. Similarly, I wonder if
| people who tend to eat too little are hyper-sensitive to them,
| making it hard to gain weight.
| pier25 wrote:
| I once worked with a biochemist that works on diets and he told
| me that the body "forgets" how to process carbs after a couple
| of days. If you only indulge in carbs once a week it won't be
| able to process it, much like the cheat day thing from Tim
| Ferris.
|
| I don't remember the exact technical mechanism he described and
| quite frankly I don't know if it's true... but there you go.
| mrfusion wrote:
| Interesting idea. Tim is fine with slow carbs though like
| legumes.
| leetrout wrote:
| I think it's a lot of what Tim Ferris talks about in 4 Hour
| Body.
| opportune wrote:
| Is this really that interesting? Overeating doesn't appear to
| affect blood sugar beyond regular eating in healthy adults -
| seems normal to me. Lipids didn't spike after a single meal -
| also seems normal. All they found is that these are linear up to
| the point of satiety and then the body's hormones keep levels in
| check beyond that.
| notJim wrote:
| Why this anti-intellectualism? Are studies only worth doing or
| reading if you personally find the results surprising? If we
| don't have data about something, we should get it, rather than
| just assuming our intuitions are correct.
| opportune wrote:
| I'm not being, or at least intending to be, anti-
| intellectual. I do think that a study confirming something
| this obvious is not notable or interesting enough to be at
| the top of HN though
| enjeyw wrote:
| I personally agree that you're not being anti-intellectual,
| and that your original question was valid.
|
| That said, I think there's huge value in studies that
| scientifically validate things we believe to be true to
| 'common knowledge' (because often common knowledge is
| totally wrong), which justifies this study being at the top
| of HN.
| ska wrote:
| Considering how little we actually understand
| scientifically about these processes, nearly any good
| study (not a judgement on this paper) would seem to be
| worth doing.
| jldugger wrote:
| I guess it's the difference between science and news. We can
| do all kinds of confirm common belief science, but maybe it's
| not worth the HN thread when common beliefs are upheld?
| rozab wrote:
| This makes sense to me since early humans hunted large game.
| Also, feasting seems to be present in some form in almost all
| human cultures. If it really were harmful, I would expect some
| cultures to have figured that out.
| benatkin wrote:
| Add Brazilian Steakhouses to the list of anecdotes.
| rootusrootus wrote:
| I really love going to Fogo de Chao, but it's hard not to
| overindulge. The worst I've ever felt in my life was after a
| trip to Fogo. An hour later I was still just sitting up
| straight on my couch trying not to look as uncomfortable as I
| felt. Took a while before I went back again, and I had a lot
| more control.
| carrolldunham wrote:
| > Four hours after eating maximally, the participants [...]
| reported no desire to eat anything else, including sweet foods.
| This was surprising because reward centres in the brain are
| usually food specific, so eating pizza might not be expected to
| change the desire for sweet food.
|
| No it's not surprising because - whether it's contrary or not the
| neurodrivel "reward centres in the brain" i'm not sure - as an
| adult you know that craving for a specific food item is entirely
| a high-level construction in your psychology to do with the story
| you're telling yourself about what it will mean to eat that, etc.
| and you should have experienced that it will go away as soon as
| you eat enough of anything else.
| curiousllama wrote:
| > Young men can eat twice as much food as they need to feel
| 'full', research shows.
|
| I. AM. SHOCKED.
| yboris wrote:
| "The researchers acknowledge that their study involved healthy
| young men, so they plan to investigate whether similar effects
| are apparent in women, and for overweight and older populations."
| ed25519FUUU wrote:
| This was a big thing with Tim Ferris when he was making an
| argument for "cheat days". Personally, I also found cheat days to
| be effective when on a restrictive diet. I think he ended up
| actually weighing his poop to prove the point.
|
| I did notice that I couldn't breakthrough some key weight loss
| levels without both cheat days and intermittent fasting, with the
| cheat days seeming counter-intuitive to me.
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