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We evolved to find calorie-dense foods very tasty, and we don't have taste-receptors for micro-nutrients When humans (and most of their predecessors) did most of our evolving, low-calorie plants were plentiful. Sweet fruit wasn't usually around all year. Meat could be hunted, but it required plenty of energy and effort, and was usually quite lean. (Much ...


5

There's a 2005 study, and plenty of others, that show a clear dopamine release when sugar is ingested. This one shows that (in rats) it's on par with addictive narcotics. These results suggest another neurochemical similarity between intermittent bingeing on [sugar] and drugs of abuse: both can repeatedly increase extracellular [dopamine]. This ...



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