Journal of the American Geriatrics Society · 2015 · 204 citations · 31 references
A 12-week physical and cognitive exercise program can improve the efficiency of brain activation during cognitive tasks in older adults, which is associated with improvements in memory and executive function.
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Marshal F. Folstein, Susan E. Folstein, Paul R. McHugh · Journal of Psychiatric Research · 1975 · 85.9K citations
Global prevalence of dementia: a Delphi consensus study
Cleusa P. Ferri, Martin Prince, Carol Brayne et al. · The Lancet · 2005 · 5.3K citations · Full text