Humans Can't Not Smile

Humans Can't Not Smile

It's difficult for humans not to smile when they see someone else smiling, and that's because of "mirror neurons".


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Key Facts In This Video

  • 1

    Because of "mirror neurons" and social norms, humans tend to smile when we see others doing it. (0:12)

  • 2

    One study found those who smile more often appeared more competent in the eyes of their peers. (1:52)

  • 3

    Smiling can reduce blood pressure, release endorphins and can create an overall improved mood. (2:06)

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