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Sociology

Population Aging and the Epidemiology of Chronic Disease

Quick fact

As the global population ages, the number of people living with chronic diseases is soaring: by 2050, the number of people aged 60 and over is expected to double, and chronic disease prevalence will rise correspondingly, potentially overwhelming health systems.

Why this is interesting

You've probably noticed that many modern diseases—like heart disease, diabetes, and Alzheimer's—seem to be everywhere. But did you know that the very age structure of our population is dramatically reshaping which diseases we see?