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2010-08-11 01:45:28 来源：看英语 评论：0 点击：
在大众的观念当中,大脑的不断老化所伴随着都应该是一些负面的信息,如记忆力退化,反应迟钝等等,而加州大学洛杉矶分校的某项研究发现事实并非如此,想了解其中的奥妙吗?那就让我们跟着Gary Small一起来了解吧! March 1, 2010 - MICHELLE TRUDEAU: I'm Michelle Trudeau. Just as in adolescence, there's
TRUDEAU: And people who exercised had larger hippocampi, a critical memory center. Other brain areas, too central for decision-making, planning and multi-tasking were also larger, larger than when they began the aerobic exercise program.
Dr. KRAMER: There are number of regions that on MRI scans tend to show not just stability, but increases as a function of exercise in middle-age and older brains.
TRUDEAU: And these scientists are walking the walk. For all you baby boomers out there with middle-aged brains, heres what Dr. Kramer, age 56 and next, Dr. Small, age 58, do to keep their own brains healthy.
Dr. KRAMER: Before this interview, I was over at the gym, and I was riding a stationary bike and reading a few newspapers. And I was also lifting weights.
Dr. SMALL: And I'll start out in the New York Times, and I'll do "KenKen." And then either Ill solve it, or I get to the point where I screwed it up. And then I move on to the crossword. That's my typical day.
For NPR News, I'm Michelle Trudeau.
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