The ranks of the obese hae swelled around the world as diets incorporate fattier, sugar-filled foods and people cut back on physical actiity in response to changing work and transportation patterns.

• 随着人们饮食中脂肪及糖含量的增多、因工作及交通方式的改变所带来的体力活动的减少，全球肥胖人口迅速增长。