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研究：左撇子更易发怒[文章来自:考试与评价 H2kXeC6?;X;#;^L4]
Left-handed? Then you're more likely to be angry[文章版权 禁止转载:考试与评价 S8?CHsb|Of
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Life holds many frustrations for left-handed people – from the everyday items designed for right-handers to folklore saying they are in league with the devil.
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So perhaps it is the result of dealing with such adversity that, according to researchers, they are angrier than the average person.
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Researchers found that among lefties, the two hemispheres of the brain communicate more with each other so have more interaction with the parts which produce negative emotions.
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Everything from can openers to garden tools to knives and scissors tends to be designed without taking them into consideration.
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Many generations of left-handed schoolchildren were forced to write with their right hand. They have endured centuries of stigma that says being left-handed is evil or bad luck.
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And they are often associated with clumsiness and awkwardness.
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The study, led by Ruth Propper, a psychology professor at Merrimack College in Massachusetts, found that the halves of the brain in those who are lefties or ambidextrous are more interlinked.
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This makes them more moody, research published in the Journal of Nervous and Mental Disease found.
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Previous studies have shown that 'lefties' are more prone to negative emotions.
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Many of the world's leaders and stars are left-handed, with some known for being hot-tempered.
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One famously grumpy 'leftie' is Bob Geldof, who achieved fame thanks in part to swearing during TV coverage of Live Aid.
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Another is tennis legend John McEnroe, who is as famous for his tantrums as his successes.
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Current world leaders who are left-handed include Barack Obama and David Cameron.
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But Lauren Milsom, owner of Anythinglefthanded.com, which sells goods for left-handed people, said: 'Left-handed people just get on with it and do not complain that much.
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'We just deal with a world designed for right-handers.'
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对于左撇子来说，生活中有许多令人懊恼的事情，日常物件多是为右撇子设计的，民间传说还说他们是魔鬼的同伙。
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研究者称，也许是因为总是身处这样的逆境，他们比平常人更容易发怒。
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研究者发现，左撇子大脑的两个半球之间交流得更多，因此和产生消极情绪的部位的互动也更多。
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不管是开罐器、园艺工具，还是小刀、剪子，每样东西的设计通常都没有为左撇子考虑。
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过去，世世代代的左撇子小孩在学校里被迫用右手写字。数个世纪以来，他们一直承受着“左撇子是邪恶的或者会带来厄运”的污名。
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人们还经常把左撇子和笨拙联系起来。
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麻省莫瑞麦克学院的心理学教授露丝•普若普尔是这一研究的领头人。该研究发现左撇子或双手通用的人的大脑两个半球的联系更紧密。
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研究发现，这让他们更加情绪化。这一研究发表在《神经病与精神病杂志》上。
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先前的研究显示，左撇子更容易产生消极情绪。
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世界上许多领袖和明星都是左撇子，他们当中有些人是出了名的脾气暴。
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其中一位脾气坏得出名的左撇子是鲍勃•吉尔道夫，他能有今天的名气，一部分要归功于他在“拯救生命”演唱会的电视转播过程中破口大骂。
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另外一位是网球界的传奇人物约翰•麦肯罗，他的坏脾气和他的成功一样出名。
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当今的世界领导人当中，贝拉克•奥巴马和戴维•卡梅伦都是左撇子。
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不过，销售左撇子专用商品的Anythinglefthanded.com网站所有者劳伦•米尔森姆说：“左撇子会接受这些不顺，并不会抱怨那么多。
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“我们应对的是为右撇子设计的世界。”
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