Men are more apt than women to lose thinking ability as they age, according to new research. And that mild cognitive impairment often leads to dementia. But people can reduce their risk of mild cognitive impairment by staying healthy and educated, according to Rosebud Roberts, a professor of epidemiology at the Mayo Clinic who led the study. "There is a lot that people can do," she told Shots.

NPR Shots Blog, by Nancy Shute, 01/25/2012

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Tags: dementia, epidemiology, mild cognitive impairment, Neurology, Psychology and Psychiatry, Research, Rosebud Roberts