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Nutrients linked to brain lesions

11:43am, June 12, 2007

Physicians, nutritionists, and health magazines advocate increased consumption of calcium and vitamin D. Together, the nutrients build strong bones, while vitamin D offers a bevy of benefits on its own—from fighting cancer to improving people's gums. The aging brain may not share in those benefits, however.

In a new study, greater consumption of either nutrient correlated with more and bigger brain lesions in elderly volunteers.

"I'm talking about damage that you can see in white matter or gray matter of the brain," explains study leader Martha E. Payne of Duke University in Durham, N.C. "We think these lesions are due to a lack of oxygen to [affected] areas," she reported Ma

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