“花生酱脂肪量稍微有点偏高，”宾夕法尼亚州研究计划的主要负责人Penny Kris-Etherton Ph.D.表示，“但这是对你有益的类型——不饱和脂肪酸。”
"Peanut butter is a little higher in fat, " says Penny Kris-Etherton, Ph.D., the lead author of the Penn State study. "But it's the type that's good for you -- monounsaturated fat."
当你运动的时候，你的大脑会分泌一种叫脑内啡的化学物质，这种化学物质会让人感到愉快，这是为什么运动对人有益的另一原因。
When you exercise, your brain releases chemicals called endorphins. This chemical makes you feel happier. That is just one more reason why exercise is good for you.
当你运动的时候，你的大脑会分泌一种叫脑内啡的化学物质，这种化学物质会让人感到愉快，这是为什么运动对人有益的另一原因。
When you exercise, your brain releases chemicals called endorphins. This chemical makes you feel happier. That is just one more reason why exercise is good for you.
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