A person who is obese has large stores of white fat, and researchers think if they can coax the body into making more calorie-burning brown fat, this might help people obese people lose weight.
Large food portions, and the wide availability of good tasting, inexpensive, convenient and high calorie foods and beverages encourages excess energy intake.
人们食量增大，可供选择的美味增加， 便宜、方便和高热量的食物与饮料诱使人们摄入过剩的能量。
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Bizarrely, fast food chain McDonald's offers one of the lower-calorie options, with a large toffee latte containing 241 calories and 32.1g of sugar.