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Key facts. All countries face major challenges to ensure that their health and social systems are ready to make the most of this demographic shift. In 2050, 80% of older people will be living in low- and middle-income countries. The pace of population ageing is much faster than in the past.
1 Ιαν 2016 · Population aging is the 21st century's dominant demographic phenomenon. Declining fertility, increasing longevity, and the progression of large-sized cohorts to the older ages are causing elder shares to rise throughout the world.
2 Οκτ 2010 · The ageing of the world's populations is the result of the continued decline in fertility rates and increased life expectancy. This demographic change has resulted in increasing numbers and proportions of people who are over 60.
28 Σεπ 2024 · Populations are ageing worldwide despite local economic conditions. This ageing of society, driven by multiple factors, has varied implications, which this chapter explores. Healthy ageing is vital for ageing societies to thrive.
In the two charts, we see the breakdown of two example populations — Japan and Nigeria — by age, between young (under 15 years old), working-age (15-64 years old), and elderly (65+ years old). This is shown until the year 2100, based on the UN's population projections.
The population of the United States is growing older, a phenomenon widely noted and described, with significant implications for the nation's health, social, and economic institutions.
Ageing presents both challenges and opportunities. It will increase demand for primary health care and long-term care, require a larger and better trained workforce, intensify the need for physical and social environments to be made more age-friendly, and call for everyone in every sector to combat ageism.
