1. People & Relationships  How Speaking Two Languages Can
Improve Your Brain  Want to improve your brain and avoid
dementia? Learn a second language   Being bilingual, achieving
fluency in two languages, is a form of mental exercise that can
strengthen your brain by enhancing brain power and improving
brain health.  A Growing Number of People are Bilingual Speaking
more than one language and living a bilingual lifestyle is
becoming increasingly common. Approximately 20 percent of
Americans now speak a non-English language at home, and as many
as two-thirds of children worldwide grow up bilingual.  People
who are not bilingual sometimes think that being fluent in two
languages, or growing up learning and speaking two languages,
must be confusing. But psychologists say there is no evidence to
that effect, and that babies of bilingual mothers can
distinguish between languages within hours after they are born.
According to a growing body of research, not only does speaking
two languages not confuse people or slo