Smelling Happy Sweat Makes You Happy

Smelling Happy Sweat Makes You Happy

Chemosignals are chemicals humans emit, often via sweat. In a study, chemosignals emitted by happy people were shown to induce a facial expression and perceptual-processing style consistent with that of happiness in the smellers.

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Key Facts In This Video

  • 1

    Sweat glands come in primarily two forms: eccrine and apocrine. (0:29)

  • 2

    You get pruney fingertips when wet in order to have better grip in slippery conditions. (2:16)

  • 3

    Sun burns are actual burns, but they are caused by radiation instead of fire. (2:34)

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