Story perspectives
Ultra-Processed Foods Linked to Rapid Brain Decline
10/1/2025
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Story summary
- New research links ultra-processed foods to brain function decline within days and higher dementia risk.
- A study ties a high-fat diet to disruption of memory-related brain cells in the hippocampus, impairing cognition.
- Experts say a high-fiber, low-processed diet can reduce dementia risk.
- The Alzheimer's Society projects UK dementia cases will reach 1.7 million by 2040 due to aging.
