According to a new study from Cornell University's Food and Brand Lab, small non-food rewards—like the toys in McDonald's Happy Meals—stimulate the same reward centers in the brain as food does.
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事实上,搭配汽水的开心乐园餐中加入苹果片的同时也增加了新套餐中的含糖量。
In fact, when apples are added to the Happy Meal with a soda, the amount of sugar in the new package increases.