when we encounter a decrease in glucose levels, it’s usually because the last thing we ate caused a glucose spike. Yet our brain tells us to do the same thing, to choose high-calorie foods, even though we aren’t famished—we’ve got energy reserves. After a glucose drop, our liver quickly (within 20 minutes) steps in, releases stored glucose from those reserves into our bloodstream, and brings our levels back to normal. At that point, the craving often dissipates. So next time you’re about to grab a cookie, set a timer for 20 minutes. If your craving was due to a glucose drop, it will be gone by
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