标题: 【Daily Reading】Speaking two languages may forestall the onset of dementia [打印本页] 作者: vivian 时间: 2013-11-18 19:30 标题: 【Daily Reading】Speaking two languages may forestall the onset of dementia Speaking two languages may keep the mind sharp longer than knowing only a single language, even in those who can’t read.$ M# q0 ?5 @& T0 `
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. ( Q: N5 r/ y) Q! B5 j3 zAdditional 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.# t/ T4 Q& d) B* L. x" p4 q; I
Knowing three or more languages provided no extra benefit, the authors said.* {' X+ U. n6 t) I) C, b, Q