According to researchers at the University of California, San Francisco, anemia in older adults appears to be linked with a greater likelihood of dementia. Medical records of more than 2,500 seniors were analyzed, and tests evaluated anemia as well as cognitive function and memory. "Because we studied this prospectively, we do think, as best we can tell, that anemia is causally related to dementia, but with observational studies one can never say for sure. But we did our best to exclude other explanations," lead study author Dr. Kristine Yaffe said.

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