Hands give clues to kids' brains
A new analysis has found that kids who are "mixed-handed," or "cross-dominant," that is they do some tasks better with one hand, other tasks better with the other hand, are more likely to have language, learning and mental health problems, including attention-deficit hyperactivity disorder symptoms, at least compared with right-handed kids.
That's the word from a long, large study from Finland published Monday in the journal Pediatrics.
The researchers conclude that mixed-handedness, which indicates the brain is wired a little differently than is the norm, could be used to help identify kids at risk of such problems. …
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