> Still, I am eagerly awaiting the day when someone conclusively nails the obesity epidemic down to something as simple as gut dysbiosis. On average, what is t

> Still, I am eagerly awaiting the day when someone conclusively nails the obesity epidemic down to something as simple as gut dysbiosis. On average, what is the daily caloric surplus (calories in - calories out) for Americans vs. the rest of the world? I suspect going for exotic/complex explanations for obesity may not be necessary, therefore think change is gut bacteria is an effect, not a cause of obesity. Lot's of other places have a high-carb diet (staples are rice- or corn-based), and yet do not have obesity crises because those areas also have low mechanization, high levels of menial labor and walking