1. YawnA yawn is a reflex of simultaneous inhalation of air and stretching of the eardrums, followed by exhalation of breath. Pandiculation is the act of yawning and stretching simultaneously. Yawning is commonly associated with tiredness, stress, overwork, lack of stimulation and boredom, though recent studies show it may be linked to the cooling of the brain. In humans, yawning is often triggered by others yawning (e.g.
Read “Yawn” on English Wikipedia
Read “あくび” on Japanese Wikipedia
Read “Yawn” on DBpedia
Read “Yawn” on English Wikipedia
Read “あくび” on Japanese Wikipedia
Read “Yawn” on DBpedia
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