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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.8 x% g& L! U! D9 P) a: J7 S3 n& Z' _# 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.
7 G+ ^- f4 U Y9 G0 B1 ^* \; Z" IAdditional 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.
- ]. p1 y" b- P3 h1 J4 zKnowing three or more languages provided no extra benefit, the authors said.* Z! f$ T+ b+ G% h
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. e b* u5 r0 X( B6 Z% JFrom: 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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