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Title
Effect of physical activity on cognitive function in older adults at risk for Alzheimer disease: a randomized trial.
Authors
Lautenschlager, Nicola T; Cox, Kay L; Flicker, Leon; Foster, Jonathan K; van Bockxmeer, Frank M; Xiao, Jianguo; Greenop, Kathryn R; Almeida, Osvaldo P
Abstract
Many observational studies have shown that physical activity reduces the risk of cognitive decline; however, evidence from randomized trials is lacking.