Babies Laugh More Like Chimps Than Their Adult Parents - After studying laughter recordings taken from infants and children between 3 and 18 years of age, it became clear that the youngest babies commonly laughed on both the inhalation and exhalation.

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Babies Laugh More Like Chimps Than Their Adult Parents - After studying laughter recordings taken from infants and children between 3 and 18 years of age, it became clear that the youngest babies commonly laughed on both the inhalation and exhalation.