Why do I crave unhealthy foods?
CrowdScience
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The Social Aspect of Cravings
There is reason to believe that we have like an inbuilt liking for things that are high fats and high salt. These things signal in the past, very distant past, foods that were safe to eat. In a sense, we may have inbuilt preferences based on an evolutionary perspective. Food sharing was also quite critical to our evolution because foods were not always in supply,. Just sharing your food with somebody else or with your in-group played a part in our evolution.
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