Why Your Sneeze Sounds Like Achoo

The vocal part of a sneeze is partly learned: people shape its sound through language and social habits, while people born deaf typically do not add the same vocalization.

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A sneeze is an involuntary reflex, but the sound that accompanies it is not entirely fixed. People can modify how they vocalize a sneeze, and the sounds people make can reflect habits learned from the language and social environment around them. That helps explain why written and spoken versions of sneeze sounds differ between cultures. English commonly uses achoo, while other languages use different forms. Research and reporting on deaf people who were born deaf also suggest that they typically do not add the familiar learned vocal effect to a sneeze, instead producing the more natural sounds caused by the movement of air. The distinction is important: the sneeze itself is still a bodily reflex, while its added vocal character can be shaped by learning and social expectations. Individual sneezes can also vary because anatomy, breathing, and personal habits affect how a sneeze sounds.

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