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'Mental Flossing' May Cut Cognitive Risk in Elderly

MEDPAGE TODAY
By Kristin Jenkins
January 30, 2017

Cognitively normal elderly individuals who engage in specific mentally stimulating activities even in late life have a decreased risk of incident MCI," the researchers wrote. "The associations may vary by APOE4 carrier status."

These results "fall into the growing category of studies showing that an enriched social environment has health benefits," said Mitchell Elkind, MD, professor of neurology and epidemiology at Columbia University, who wasn't involved in the study.

Yet Elkind cautioned that since the study is observational, there are unmeasured confounders that make it difficult to draw any conclusions about whether the mentally stimulating activities caused the reduction in cognitive impairment -- or if something else did. [read more]