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Is aging a risk factor? Understanding the biological processes behind age-related diseases

By 2050, the global population of people aged 60 and older is projected to double, reaching 2.1 billion. While a natural process, aging is the single greatest risk factor for most chronic conditions, including heart disease, cancer, and Alzheimer's disease. The field of geroscience studies the link between aging biology and disease to find ways to extend human healthspan, the period of life spent in good health.