> The modern sedentary lifestyle with enormous quantities of extra calories at our fingertips is quite a recent invention of humanity. Some people have conclud

> The modern sedentary lifestyle with enormous quantities of extra calories at our fingertips is quite a recent invention of humanity. Some people have concluded otherwise. http://www.nytimes.com/2012/08/26/opinion/sunday/debunking-the-hunter-gatherer-workout.html http://www.nytimes.com/2012/08/26/opinion/sunday/debunking-t... Also we can blame caloric intake, but we should also look at the nutritional quality of the sources of calories and whatever other elements might negatively affect the capacity to become satiated. Living in a tropical country (Panama) I'm always bemused at people's conception of apples as a staple of a healthy diet, when at the same time we can easily find Bromelia Pinguin growing wild in the driest regions of the country, a fruit containing at least 10 times as much vitamin C.