加州大学欧文分校的神经学家卡尔·科特曼表示，每天保持一定的体育锻炼可以促进心理机能。

Maintaining a level of daily physical activity may help mental functioning, says Carl Cotman, a neuroscientist at the University of California at Irvine.

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加州大学欧文分校研究人员发现，即使只是几小时的短期压力也扰乱脑细胞间的正常运作，而这些运作正关系到学习和记忆。

Short-term stress lasting as little as a few hours can impair brain-cell communication in areas associated with learning and memory, University of California, Irvine researchers have found.

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由加州大学欧文医学中心发起，研究者们将同当地医院合作，开始研究病人中风头几天的情况。

Researchers will work with local hospitals, starting with UC Irvine Medical Center, to begin studying patients in the first days after a stroke.

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