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Health

It is often said that if the human brain was simple enough to understand, we would be too simple to understand it. But this latest installment in the public radio series "Gray Matters" takes a look at improved brain imaging technology that is shedding new light on the mechanics of the mind. Using devices like MRIs and PET scans, doctors and scientists are gaining new insight into conditions like schizophrenia, stroke and Alzheimer's disease. Brain imaging is also revealing better treatments for everything from tumors to learning disabilities.

Mapping the brain

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