12 Health Mysteries Explained
Why Is Yawning Contagious?
No one knows for sure, but a study published in a recent issue of the journal Cognitive Brain Research theorizes that yawning in response to someone elses yawn may be an empathetic response, similar to laughter. A yawn can be triggered not only by seeing a person yawn but also by hearing, reading about, or even just thinking about yawns, says Steven Platek, Ph.D., a professor of psychology at Drexel University, in Philadelphia, who directed the research. Platek and his colleagues believe that contagious yawning may be a primitive way of modeling our feelings after other peoples.Next: You Might Also Like…
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