What your hands really say about you

You know what they say about big hands. But do you know what they – as in neuroscientists and psychologists – say about them? That hands reveal a lot about their owners' social, emotional and athletic lives – and these scientists have research to back up those conclusions.

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And while such studies don't demonstrate that hand characteristics cause certain personality traits, they do shed light on some interesting links. Here are some areas in which your hands might reveal something about you.

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