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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.
" \' f1 t" F! o! j 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.
- y( Y {0 R0 ]9 t* z) J0 rAdditional 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.4 l: n8 e" J1 l# t7 Y* E
Knowing three or more languages provided no extra benefit, the authors said. C/ {$ @/ N& n( j! e# E+ F
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From: http://www.washingtonpost.com/na ... 37c6f484_story.html |
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