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Food Addiction: Humans No Longer Eat for Survival

Early humans foraged for and ate food solely for the purposes of survival. Indeed all animals, excepting humans (and laboratory mice and rats), still to this day, consume food solely for the purposes of survival. Modern humans have not eaten solely for survival purposes in hundreds of years. Humans now eat near exclusively, if not exclusively, for hedonistic (self pleasure, indulgence) reasons. Food is little more than a drug which humans consume to satisfy addictive behaviors. We learn to enjoy and get pleasure from certain foods as a consequences of our exposures during early childhood. Eating for pleasure has resulted in the explosion of the obesity, type 2 diabetes, and heart disease rates seen in the industrialized world.

Humans crave both fats and carbohydrates (principally sugars) and although these different foods elicit distinct effects on physiology, brain chemistry, and
behavior, they both share certain neural pathways for reinforcement of behavior. Overall control of feeding…

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