[irthomasthomas]

I agree with you on the first point, however, the sedentary lifestyle hypothesis is also out. It's part of the same f Fat Lazy Slob theory that always blames the people for their lifestyle choices. What do they tell you to do build up an appetite? Exercise. Exercise makes you hungry, and if you try to cure that hunger with low nutrient carbs then you will end up obese and malnourished.