Advanced topic about the body and calories

SugarAndSugar
SugarAndSugar Posts: 84 Member
edited November 2024 in Health and Weight Loss
So as we all know, the body doesnt reset its calorie needs every 24 hours to 0. So then comes intermittent fasting or the one meal a day diet. When your body indulges that large amount of calories since you only had about 200 calories from earlier that day, wouldnt your body be prone to storing some of that large meal calories as fat? Im asking because you can still be in a caloric deficit but will that one large meal along with the few hundred calories cause the body to gain fat?

Shorter words: will the body store some of the calories from the large meal in intermittent fasting as fat since youre eating so much at one time. (But at the end of the day youre in a deficit)
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Replies

  • AnnPT77
    AnnPT77 Posts: 34,877 Member
    edited April 2018
    People seem to have the impression that burning fat vs storing fat is an either or proposition. In reality, the body burns fat when it needs more fuel and stores fat when it has excess fuel. If you are trying to lose weight, you hope that over time the burning outpaces the storing, but they can both happen on the same day.

    But now I want to know, is it a last in, first out transaction?

    I've got no science for it, just anecdote, but at a gross level it appears that the parts of my body that added fat mass last sort of tend to be the ones that deplete first, more or less, kind of. Semi-FIFO in a general overall sense? ;)
  • SugarAndSugar
    SugarAndSugar Posts: 84 Member
    jgnatca wrote: »
    The body doesn’t anticipate. It reacts.

    Yea thats why im confused. Even if youre at a daily deficit, how does your body react to lets say 700 calories in 1 sitting? Aka intermittent fasting meal
  • SugarAndSugar
    SugarAndSugar Posts: 84 Member
    Nony_Mouse wrote: »
    jgnatca wrote: »
    The body doesn’t anticipate. It reacts.

    Yea thats why im confused. Even if youre at a daily deficit, how does your body react to lets say 700 calories in 1 sitting? Aka intermittent fasting meal

    It doesn't matter. So long as you are at a consistent deficit over time you will lose weight. I'm not sure how many other ways we can say this.

    Idk what you mean by consistent
  • tupapi6913
    tupapi6913 Posts: 2 Member
    jgnatca wrote: »
    The body doesn’t anticipate. It reacts.

    Yea thats why im confused. Even if youre at a daily deficit, how does your body react to lets say 700 calories in 1 sitting? Aka intermittent fasting meal

    Your body will use some for energy, and some will store it as glycogen and or fat. But that is with anything you eat, so I see no problem

  • SugarAndSugar
    SugarAndSugar Posts: 84 Member
    AnnPT77 wrote: »
    People seem to have the impression that burning fat vs storing fat is an either or proposition. In reality, the body burns fat when it needs more fuel and stores fat when it has excess fuel. If you are trying to lose weight, you hope that over time the burning outpaces the storing, but they can both happen on the same day.

    But now I want to know, is it a last in, first out transaction?

    So i do IF and so at 1130 am i eat about 200 calories and at 3pm to 430 or 5pm i workout. Then around 530 i have usually 600-700 calories. Then around an hour or hour and half later i have dinner of 500 calories or somewhere around there. My deficit calories are 1700 so isnt that still meeting my cutting calories?

    Am I understanding you right:

    1700 is your calorie goal (which reflects a calorie deficit for you)
    You eat approximately 1400 calories.
    You exercise. (You don't add back any of the exercise calories, maybe?)

    And you wonder if this will result in weight loss?

    If I have the facts right, yes, it will result in excessively rapid and unhealthy weight loss. If you're supposed to eat 1700, eat 1700 . . . plus exercise.

    The timing of eating and exercising doesn't much matter. If you put $1700 in your checking account, and write checks for $200, $700, and $500, it doesn't matter what time those checks clear your account, at the end you still have $300 left you could spend.

    Calories aren't that different. They may get stored as fat until you need them, but if and when you need them, they'll get burned. (If you lose too fast, muscle might get burned in addition to fat, which wouldn't be a wonderful thing.)

    I used the tdee calculator and i dont track exercise calories since i already put that in the calculator to get my tdee for cutting
  • jennifer_417
    jennifer_417 Posts: 12,344 Member
    bpetrosky wrote: »
    AnvilHead wrote: »
    bpetrosky wrote: »
    And since when is 700 calories an exorbitant meal? That's usually one of my meals for the day.

    I was wondering that myself. Breakfast this morning was close to 700 calories and it was nowhere near a "big" meal.

    OP, in thread after thread, you're hugely, grossly overthinking things. Establish a reasonable calorie deficit, eat a reasonable diet in whatever timing/manner works best for you, and keep on trucking. Stop majoring in the minors.

    I recommend that the 700 calories be in the form of a cake sandwich.

    I like your style.
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