The Relationship Between Personality Traits and Alzheimer's Disease: A Narrative Review
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By
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Bednorz, Adam
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Religa, Dorota
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May 6, 2026
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Clinical Scorecard: Exploring the Connection Between Personality Characteristics and Alzheimer's Disease: A Comprehensive Review
At a Glance
| Category | Detail |
|---|
| Condition | Alzheimer's Disease (AD) |
| Key Mechanisms | Influence of personality traits on cognitive decline and disease progression. |
| Target Population | Individuals at risk for Alzheimer's Disease, particularly those with high neuroticism and low conscientiousness. |
| Care Setting | Clinical and research settings focusing on cognitive health. |
Key Highlights
- High neuroticism is a robust risk factor for Alzheimer's Disease.
- Low conscientiousness is associated with increased risk of cognitive decline.
- Conscientiousness may provide a protective effect against Alzheimer's.
- Extraversion and openness have variable associations with AD risk.
- Personality traits can serve as early indicators for risk identification.
Guideline-Based Recommendations
Diagnosis
- Consider personality traits in the assessment of Alzheimer's risk.
Management
- Incorporate personality assessments into cognitive health strategies.
Monitoring & Follow-up
- Track changes in personality traits as potential indicators of cognitive decline.
Risks
- High neuroticism and low conscientiousness are linked to increased risk of mild cognitive impairment and dementia.
Patient & Prescribing Data
Individuals with varying personality traits, particularly those exhibiting high neuroticism.
Focus on promoting conscientious behaviors to mitigate cognitive decline.
Clinical Best Practices
- Utilize personality assessments in early risk identification for Alzheimer's.
- Encourage health-related behaviors linked to conscientiousness.
- Monitor personality changes over time in at-risk populations.
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