Can you speak two or more languages? If so, your brain may thank you for it later in life. New research published in the Annals of Neurology suggests that bilingualism may slow down age-related cognitive decline – even if a second language is learned in adulthood.

The research team, led by Dr. Thomas Bak of the Centre for Cognitive Aging and Cognitive Epidemiology at the University of Edinburgh in the UK, notes that recent studies have already indicated a link between bilingualism and delayed onset of cognitive decline and dementia.

But according to Dr. Bak: "Our study is the first to examine whether learning a second language impacts cognitive performance later in life while controlling for childhood intelligence."

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