Are we what we eat?
The Infinite Monkey Cage
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The Effects of Genetic Markers on Weight Gain
Twins are a really good natural experiment that demonstrate that people in America are more likely to get weight. So I mean, I suppose a question is if you had two people just selected random from the population and fed them the same thing, presumably you'd have the same outcome. You would. And so when he moved to the States, he put himself in this new food environment where food is incredibly aggressively marketed led to this weight gain.
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