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U.S. POINTER Trial Demonstrates Lifestyle Interventions Can Prevent Cognitive Decline in Diverse Populations

- The U.S. POINTER randomized clinical trial, published in JAMA in July, is the first large-scale study to demonstrate that structured lifestyle interventions can protect cognitive function across diverse populations. - Over 2,000 participants aged 60-79 with sedentary lifestyles and family history of dementia showed cognitive improvements through interventions including exercise, nutrition education, social activities, and brain training. - Both intensive structured interventions and lighter lifestyle modifications produced cognitive benefits, with researchers finding that even less intense approaches led to measurable improvements in brain health. - The trial's success across different age groups, genders, and genetic risk profiles suggests these interventions could significantly reduce the burden of dementia, which affects over 80,000 Kentucky residents aged 65 and older.