* comparisons of cultures using the standard definition of obesity as a body mass index (BMI) score of at least 30 yield tremendous variability in obesity rates around the world ranging from 1.5% of Chinese women in to 55% of Samoan women
* obesity rates have raised substantially within the U.S. and the U.K.
* Some ideas on why could be: high-calorie foods, larger portion sizes, a sedentary lifestyle marked by spending excessive amounts of time online or watching TV, and living in suburban locations, with more driving and less exercise
1. French paradox
* possibilities of this phenomena:
* French drink more wine, which serves to inhibit platelet aggregation and thereby reduces the risk of coronary heart disease
* portion size
* Rozin found that that yogurt containers are 80% bigger than they are in France, and a variety of other foods sold in individual servings, such as chocolate bars, soft drinks, and lasagnas. Medium fries at McDonalds contain 70% more
* french view eating as a more leisurely and enjoyable activity than Americans do
* about 80% of the french chose a hotel with good food versus the 40% of Americans
* dieting