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涨知识!打哈欠会“传染”,也是无法被阻止的!

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Why do we yawn? A new study researched this. It found that yawning is unstoppable. We yawn when we see others yawn. We yawn more when we try to stop yawning. Some people want to yawn more than other people. Reading about yawning could make us yawn. You might want to yawn right now.
The researchers studied the actions and brain activity of thirty-six people. They looked at videos of other people yawning. They then had to yawn or stop themselves yawning. The people were videoed doing this. Jackson said understanding more about yawning will help to treat illnesses. He wants to find ways to help the brain.

        本时文内容由奇速英语国际教育研究院原创编写,未经书面授权,禁止复制和任何商业用途,版权所有,侵权必究!(投稿及合作联系:028-84400718  QQ:757722345)

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  • 15817502279     Dec 7, 2017 8:35:11 PM
    hop!

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