Story perspectives
High Tau Levels Linked to Increased Alzheimer's Risk
11/7/2025
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Story summary
- Higher inherited tau levels in the blood may increase Alzheimer's disease risk.
- Researchers from the National and Kapodistrian University of Athens analyzed data from two populations.
- They found that a polygenic tau risk score predicts Alzheimer's risk, especially in younger individuals and women.
- Moderate physical activity may slow cognitive decline in older adults with early Alzheimer's signs by reducing tau accumulation.
