Study Links High‑Fat, High‑Sugar Diet to Faster Alzheimer’s Progression Expanded Text: New research suggests that an unhealthy Western diet—rich in processed foods, sugars, and saturated fats—may speed up cognitive decline in individuals genetically predisposed to Alzheimer’s disease. Scientists found that such diets can worsen inflammation, impair insulin signaling in the brain, and accelerate molecular changes associated with neurodegeneration. The findings underscore the importance of dietary choices in long‑term brain health.
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