Britain launches a groundbreaking clinical trial aimed at preventing Alzheimer's disease in cognitively healthy middle-aged adults. Participants will receive an investigational drug designed to slow cognitive decline before symptoms emerge. This European initiative, coordinated across 15+ UK research centres, represents a paradigm shift in dementia prevention strategies. The trial seeks to demonstrate whether early intervention can reduce disease progression in at-risk populations, potentially transforming approaches to neurodegenerative disease management.

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