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science4kids
The Contagious Yawn
We all yawn, and the urge to yawn is highly contagious, yet science remains puzzled by this phenomenon
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What Is Myotonic Dystrophy?
It's one of the commonest forms of muscular dystrophy, but symptoms make it difficult to diagnose
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Enjoying Fear
Heightened physical arousal combined with calming messages from the brain can create a sense of pleasure and excitement.
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