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发表于 2013-11-18 19:30:57 |只看该作者 |正序浏览
Speaking two languages may keep the mind sharp longer than knowing only a single language, even in those who can’t read.
. `! w& N$ f/ l0 S9 {- n- _                        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.$ I5 i6 T- {1 a8 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., U7 d: D! K4 M3 {
Knowing three or more languages provided no extra benefit, the authors said.
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From: http://www.washingtonpost.com/na ... 37c6f484_story.html
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