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Rewired areas of the brain retain their old abilities

By Tina Hesman Saey, 11:58 AM May 13, 2008

Old brains can learn new tricks but retain their knack for lost senses.

A new study of two people who went blind while young and regained sight as adults shows that blind people’s brains remember how to see even when rewired for sound.

Scientists have known for some time that when a person loses a sense, the brain rewires itself to use parts previously dedicated to the lost sense. In blind people, for instance, vision centers can be remodeled to make sense of sou...

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