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How Does the Mediterranean Diet Protect Against Cognitive Impairment?
Cognitive impairment and dementia—including Alzheimer disease—represent a growing global health challenge as populations age. Mounting evidence suggests that lifestyle and nutritional factors play a key role in modifying risk, with the Mediterranean diet emerging as one of the most extensively studied dietary patterns for neuroprotection. The Mediterranean diet provides a rich source of antioxidants, polyphenols, and healthy fats that support both vascular and brain health.