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Health and aging represent not just important fields of academic study, but also pressing global societal challenges. Developed nations grapple with escalating healthcare expenses and swiftly aging demographics. While some developing countries face similar issues, others still struggle with persistent high birth rates, death rates, and disease prevalence. Modern researchers understand that these seemingly biological issues stem from psychological, social, and population-based factors. Though frequently examined independently, health and aging have grown more interconnected. Patterns and causes of wellness and illness shift across life stages. As longer lifespans and better health outcomes create older populations, industrialized nations encounter different health challenges. Population aging may also transform how we conceptualize core health-related societal issues. For instance, as developed societies age, chronic conditions have replaced acute illnesses as the predominant health concern. This implies that chronic disease and disability, previously viewed as abnormal, should now be considered standard experiences. Combining health and aging perspectives could also enrich aging research. Consequently, a key question in aging sociology focuses on preserving health and functionality during middle and later adulthood.