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Speaking two languages may keep the mind sharp longer than knowing only a single language, even in those who can’t read.* J' O. l; J$ ]( Y" f4 b; B
Scientists reviewed the records of 391 bilingual and 257 monolingual patients diagnosed with dementia between 2006 and 2012 at a clinic in Hyderabad, India. Patients who spoke two languages developed the first signs of dementia an average of 4.5 years later than those who spoke only one language. E- n/ o; @6 g+ _' @9 c1 x
Additional results suggest that education alone cannot account for the difference. Bilingual speakers who could not read developed dementia an average of six years later than single-language speakers, the researchers reported last week in the journal Neurology.
, S8 x) H- s. q( T7 L( ~1 _9 LKnowing three or more languages provided no extra benefit, the authors said.
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' u; C6 b5 h2 H) PFrom: http://www.washingtonpost.com/na ... 37c6f484_story.html |
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发表于 2013-11-18 19:30:57
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