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Clarifying the Association Between Food Insecurity and Chronic Disease: Why Methods Matter
Daniel J Arenas1, Sourik Beltrán2,3, Paul Okoyeh4
1Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA, USA.
Current Nutrition Reports
|July 27, 2026
Summary
Food insecurity is strongly linked to depression and anxiety. However, its connection to heart disease and diabetes is unclear, requiring better research methods to understand these complex relationships.
Area of Science:
- Public Health
- Nutritional Science
- Mental Health Research
Background:
- Food insecurity (FIS) is a recognized determinant of chronic health conditions.
- Understanding FIS associations is crucial for public policy and clinical practice.
Purpose of the Study:
- To critically review associations between FIS and depression, anxiety, hypertension, diabetes, and dyslipidemia.
- To synthesize methodological insights for future research directions.
Main Methods:
- Narrative review of systematic reviews and recent studies.
- Critical examination of methodologies used to assess FIS and health outcomes.
Main Results:
- Consistent evidence links FIS to higher rates of depression and anxiety.
- Associations between FIS and cardiometabolic conditions (hypertension, diabetes, dyslipidemia) are inconsistent and less clear.
- Methodological variations (self-report vs. biomarkers, population differences) contribute to inconsistent findings.
Conclusions:
- FIS is strongly associated with mental health conditions like depression and anxiety.
- The relationship between FIS and cardiometabolic diseases requires further investigation with improved methodologies.
- Future research should prioritize objective health indicators, consider population heterogeneity, and control for covariates.
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