How Our Hormones Control Our Hunger, Eating & Satiety
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How Our Hormones Control Our Hunger, Eating & Satiety
potential food shortage—leptin levels are low. The relative absence of leptin’s message tells the brain, “I don’t have enough body fat!” Your brain then tells you to eat more and move less, which serves to change your behavior until your body fat is within a safer range. You become hungrier (and probably eat more), your metabolism slows down (thank
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Ghrelin is the primary hunger hormone, activated to tell your body it’s time to eat. Leptin is the antihunger hormone, which tells you when you’re full. Ghrelin levels decline after a meal as leptin levels rise.
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The locus cerulius releases epinephrine and has a lot of different functions. It creates alertness (can be experienced as stress, anxiety, excitement) while approaching food and activated the lateral hypothalamus to inhibit feeding. As we eat the mechanisms for calmness kick in, which is often impacted by the signals from the vagal nerve. People ba... See more