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Exercise Really Does Make You Clever
鍛煉讓你更聰明
If you want to boost your child’s results at school, you could do a lot worse than ensuring that they do plenty of exercise.
如果想讓你的孩子在學校的表現更加優異一些，你就應該讓他們多鍛煉身體。
Scientists have already shown that physical activity can make you brainier.
研究表明，活潑好動的孩子的大腦”更聰明“。
But a team in America has used scans to show that an important part of the brain actually grows in children who are fit.
美國的一組研究人員已經通過掃描的方法顯示出活潑的孩子大腦中的一個重要部分比不喜歡運動的兒童發育要快。
These youngsters tend to be more intelligent and have better memories than those who are inactive.
比起不愛運動的孩子，喜歡運動的小孩學習成績更好、各方面表現也更優異。
Scientists also found that one of the most important parts of their brains was 12 percent larger than those of unfit youngsters.
實驗證明，聰明孩子的大腦中重要部分的體積要比身材過胖、或者不健康的孩子大12%。
They believe that encouraging children to take exercise from a very young age could help them do better at school later.
研究者相信，從小就鼓勵孩子們運動可以幫助他們在學校生活中發展得更好。
Researchers from the University of Illinois, in the U.S., studied the brains of 49 children aged nine and ten using a magnetic resonance imaging scan, a technique which provides very detailed pictures of organs and tissues in the body.
美國一所大學運用“磁共振”來進行實驗，實驗對象為49 名9—10 歲的兒童，這種技術可以精確的顯示出人體器官以及各個組織的具體情況。
They also tested the fitness levels of the children by making them run on a treadmill.
科學家通過讓孩子們在跑步機上跑步來測量它們的健康水平。
The scientists found that the hippocampus, a part of the brain responsible for memory and learning, was around 12 percent larger in the fitter youngsters.
大腦海馬區負責記憶和學習，科學家們發現體力好的孩子中的“大腦海馬區”比體力不好的孩子要大12%。
Professor who led the study said the findings had important implications for encouraging individuals to take part in sport from a young age.
實驗的帶頭人說，研究的結果證實了讓孩子在年幼的時候加強身體鍛煉的重要性。
“We knew that experience and environmental factors and socioeconomic status all impact brain development,” he said.
“我們知道‘經驗’、‘環境’以及社會因素都會對大腦的發展產生影響。
“If you get some lousy genes from your parents, you can’t really fix that, and it’s not easy to do something about your economic status.
如果從父母那里遺傳得到的基因不夠好，你對此毫無辦法。如果身在經濟條件不好的家庭，你也無能為力。
But here ’s something that we can do something about.”
但是通過鼓勵孩子多運動，我們至少可以讓他們通過后天的鍛煉來尋求進步?！?/p>
