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  2. Starvation response - Wikipedia

    en.wikipedia.org/wiki/Starvation_response

    The brain uses these ketone bodies as fuel, thus cutting its requirement for glucose. After fasting for 3 days, the brain gets 30% of its energy from ketone bodies. After 4 days, this goes up to 75%. [6] Thus, the production of ketone bodies cuts the brain's glucose requirement from 80 g per day to about 30 g per day.

  3. Hunger (physiology) - Wikipedia

    en.wikipedia.org/wiki/Hunger_(physiology)

    The sensation of hunger typically manifests after only a few hours without eating and is generally considered to be unpleasant. Satiety occurs between 5 and 20 minutes after eating. [1] There are several theories about how the feeling of hunger arises. [2] The desire to eat food, or appetite, is another sensation experienced with regard to ...

  4. Experts Say Timing Your Meals Like This Might Help You Lose ...

    www.aol.com/experts-timing-meals-might-help...

    With IF, you could eat between 10 a.m. and 6 p.m. (a 16-hour window) or between 9 a.m. and 7 p.m. (14 hours), for instance. So, you could be eating when it’s dark out, or fasting once the sun ...

  5. Starvation - Wikipedia

    en.wikipedia.org/wiki/Starvation

    Phase three is more severe, can be fatal, and results from long-term starvation. Phase one: When meals are skipped, the body begins to maintain blood sugar levels by degrading glycogen in the liver and breaking down stored fat and protein. The liver can provide glucose for the first few hours. After that, the body begins to break down fat and ...

  6. Regularly Eating Breakfast Could Shield You Against Age ... - AOL

    www.aol.com/regularly-eating-breakfast-could...

    When you don’t get the glucose (blood sugar) your brain craves in the morning, you can end up with brain fog and trouble focusing, Romano says. Related: 8 Ways to Upgrade Breakfast in a Single Bowl

  7. What's the No. 1 best food to boost your brain health? A ...

    www.aol.com/news/dietitian-shares-no-1-food...

    One of the best ways to keep your mind working well and prevent dementia and cognitive decline is to eat a diet full of brain foods. The most common type of dementia, Alzheimer’s disease ...

  8. Fasting - Wikipedia

    en.wikipedia.org/wiki/Fasting

    A glass of water on an empty plate. Fasting is the act of refraining from eating, and sometimes drinking.However, from a purely physiological context, "fasting" may refer to the metabolic status of a person who has not eaten overnight (before "breakfast"), or to the metabolic state achieved after complete digestion and absorption of a meal. [1]

  9. How long do I need to wait after eating to work out? - AOL

    www.aol.com/news/long-eating-exercise-194620580.html

    The best time to work out is before you eat, Vigil says, as a post-exercise nutrition program helps recovery and minimizes muscle damage. However, if eating beforehand it what works best for your ...