According to a 2024 study by Garmany and Terzic, the global gap between healthspan and lifespan widened to 9.6 years over the preceding 20 years, with the United States showing the largest reported disparity at 12.4 years.
Notes on verification
Confirmed by the original JAMA Network Open study (Garmany & Terzic, 2024) and multiple independent secondary sources including Mayo Clinic, PubMed, Washington Post, and HealthDay, all reporting matching figures. [tier=silver indep_score=0.833 clusters=3 claim_tier=notable]
Sources
- Life-extending interventions do not necessarily result in ... - PMC (seed:health_and_medicine)
- https://newsnetwork.mayoclinic.org/discussion/the-global-divide-between-longer-life-and-good-health/ (corroboration)
- https://www.washingtonpost.com/wellness/2025/01/13/chronic-disease-lifespan-healthspan/ (corroboration)
- https://www.healthday.com/healthpro-news/general-health/health-span-lifespan-gaps-widening-globally (corroboration)