Many of the videos suggest social mirroring, which happens when individuals unintentionally imitate the actions of others, along with empathy, may be why some people yawn when they see others do it ...
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Yawning may quietly protect your brain, study finds
Although yawning seems like a small, everyday action, recent studies have found that it causes an unexpected reaction in the fluid protecting the brain. A research team in Australia reports that a ...
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