Study finds cognitive regions smaller in obese elderly
(NEWSER) - Important cognitive brain regions are smaller in older obese people than fit ones, scientists have found. Shrinking brains are tied to dementia, so the discovery fuels the notion that obesity can raise the risk of the cognitive disorder, New Scientist reports. In a review of 94 brain scans, subjects with higher body mass indexes had memory and planning areas that appeared particularly shrunken. More»
