Surfing the Internet may enhance brain power in adults, US researchers made 24 results, aged between 55 and 76, read a book and search the net, and took MRI scans of their brains to study the imapact of web use on cognitive functions. Both tasks produced significant activity in brain regions for language, reading, memory and visual abilities. But in the Internet savvy, Web surfing also activated brain areas that control decision-making and complex reasoning. The same web searching engaged a greater extend of neural circuitry that was not activated during reading.

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