Objective: Obesity is a growing concern worldwide because of its adverse health effects, particularly on cognitive functioning. This concern is especially relevant for older adults, who are already likely to experience cognitive decline and loss of brain volume due to aging (Salthouse et al., 2003; Gea et al., 2002). Therefore, the purpose of the current study was to explore the relationship between body mass index (BMI) and neuropsychological functioning in older adults. Method: Older adults (N = 96) reported height and weight to determine BMI based on Centers for Disease Control and Prevention (CDC) guidelines. They were given the Repeated Battery for Assessment of Neuropsychological Status (RBANS) to determine neuropsychological functioning. Results: Results indicated that overweight (BMI > 25) and obese older adults (BMI > 30) performed significantly worse than normal weight older adults on the Immediate Memory Subtest F(1, 95) = 3.934, p = 0.025 (one-tailed), while there was...

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