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This is Scientific American 60-Second Science. I'm Amy Kraft. Got a minute?
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Teachers might want to think twice about posting no gum-chewing signs in the classroom.
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It turns out that the sticky substance might help students concentrate.
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Researchers had two groups of 20 people each listen to a 30-minute recording that included a sequence of numbers.
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After listening, the participants were asked to remember the sequence.
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But only one groups chewed gum--and they had higher accuracy rates and faster reaction times than the non-gum chewers.
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Those chewing gum also maintained focus longer during the exercise.
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The study is in the British Journal of Psychology, and contradicts a 2012 study that found gum chewing decreased short-term memory performance.
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The researchers say that gum increases the flow of oxygen to regions of the brain responsible for attention.
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More oxygen can keep people alert and improve their reflexes.
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Research also shows that you won't get the same effect by just pretending to chew gum.
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So the next time your mind is wandering in class, maybe try some gum.
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If it doesn't help you concentrate you'll at least be asked to leave.
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Thanks for the minute, for Scientific American 60-Second Science. I'm Amy Kraft.
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1 / 14
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显示原文 =This is Scientific American 60-Second Science. I'm Amy Kraft. Got a minute?
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2 / 14
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显示原文 =Teachers might want to think twice about posting no gum-chewing signs in the classroom.
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3 / 14
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显示原文 =It turns out that the sticky substance might help students concentrate.
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4 / 14
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显示原文 =Researchers had two groups of 20 people each listen to a 30-minute recording that included a sequence of numbers.
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5 / 14
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显示原文 =After listening, the participants were asked to remember the sequence.
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6 / 14
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显示原文 =But only one groups chewed gum--and they had higher accuracy rates and faster reaction times than the non-gum chewers.
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7 / 14
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显示原文 =Those chewing gum also maintained focus longer during the exercise.
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8 / 14
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显示原文 =The study is in the British Journal of Psychology, and contradicts a 2012 study that found gum chewing decreased short-term memory performance.
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9 / 14
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显示原文 =The researchers say that gum increases the flow of oxygen to regions of the brain responsible for attention.
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10 / 14
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显示原文 =More oxygen can keep people alert and improve their reflexes.
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11 / 14
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显示原文 =Research also shows that you won't get the same effect by just pretending to chew gum.
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12 / 14
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显示原文 =So the next time your mind is wandering in class, maybe try some gum.
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13 / 14
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显示原文 =If it doesn't help you concentrate you'll at least be asked to leave.
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14 / 14
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显示原文 =Thanks for the minute, for Scientific American 60-Second Science. I'm Amy Kraft.
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- 单句循环：关
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- 单句循环：∞