【Daily Reading】Speaking two languages may forest ...

vivian

Speaking two languages may keep the mind sharp longer than knowing only a single language, even in those who can’t read.
* V" g/ n. C: Y4 A/ M0 c                        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.
% X4 B& d' H' {  f  {+ c; \0 g8 KAdditional 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.
& _* }2 c. \0 E% y# ~9 [- CKnowing three or more languages provided no extra benefit, the authors said.
, T5 p5 |* X8 s1 Z% [& J
! R( R8 `- g; X2 _# o% ~
From: http://www.washingtonpost.com/na ... 37c6f484_story.html