By Chad Love
It's long been assumed that our sedentary, technology saturated, modern lifestyle is the primary reason so much of the industrialized world is fat. Well, you know what they say about assuming things. As it turns out, humans burn about the same number of calories if they're running down gazelles on the African plains, perched in a deer stand, or making sure they have the proper cover sheets on those TPS reports...
From this press release on sciencedaily.com:
Modern lifestyles are generally quite different from those of our hunter-gatherer ancestors, a fact that some claim as the cause of the current rise in global obesity, but new results published July 25 in the open access journal PLoS ONE find that there is no difference between the energy expenditure of modern hunter-gatherers and Westerners, casting doubt on this theory.