Left-hand turns require "huge" brain power, study shows; add hands-free cellphone and the brain can't cope

Reblogged from canada.com: Canadian researchers have shown for the first time that making left-hand turns at busy intersections — where the worst real-world crashes occur — requires far more brain power than right turns or other manoeuvres. Throw in talking on a hands-free cellphone, and the brain becomes so distracted, it shuts down key areas […]

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