Older adults face disproportionate health risks from climate change due to age-related physiological changes and chronic disease prevalence, yet only a small fraction of national adaptation plans explicitly address their needs. A systematic analysis of 204 countries' climate policies reveals significant gaps in protective measures designed for this vulnerable population.
Key Points
- Older adults experience amplified climate health impacts from physiological decline
- Most national adaptation plans fail to prioritize aging population protection
- 16 health-relevant adaptation themes identified but inconsistently implemented
Longevity Analysis
Climate resilience requires understanding how environmental stressors interact with the aging body's reduced capacity to regulate temperature, maintain circulation under heat stress, defend against heat-related illness, and sustain energy production during extreme weather. Current global policy frameworks overlook the compounding effect of age-related physiological changes on climate vulnerability. Without explicit adaptation strategies addressing these interconnected vulnerabilities—thermal regulation, cardiovascular strain, dehydration risk, and stress response capacity—older populations will face accelerating morbidity during climate events. This represents a critical gap between individual longevity science and population-level policy infrastructure.
Original published by The Lancet Healthy Longevity, by Gabrielle M Katz, Kristina M Kokorelias, Meera Bhulabhai, Haleh Cohn, Diya Rangrej, Jenette Wu, Karen B Born, Stephanie Hatzifilalithis, Shannon A McMahon, Paula A Rochon, Kathrin E Zangerl, Nathan M Stall.