The food-scarce environment of our ancestors likely led to humans' propensity to gorge when food is available and to crave high-caloric foods-a trait that might lead to an epidemic of obesity when food is plentiful.This illustrates how:

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This statement discusses how evolutionary mechanisms, which were adaptive in the food-scarce environment of our ancestors, are not necessarily adaptive in contemporary society where food is plentiful. It highlights the challenge of adapting to rapidly-changing environments and the potential consequences of evolved traits that are not beneficial in current conditions.

The Food-Scarce Environment of Our Ancestors Likely Led to Humans