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Learn about the global trends and challenges of population ageing and how to promote healthy ageing. Find out the common health conditions, factors and opportunities associated with older age, and WHO's response to the UN Decade of Healthy Ageing.
2 Οκτ 2010 · Learn why the world's population is ageing and what WHO is doing to address the health and social issues related to ageing. Find out about the Study on global ageing and adult health (SAGE) and the role of older people in society.
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.
The number and proportion of people aged 60 years and older in the population is increasing. In 2019, the number of people aged 60 years and older was 1 billion. This number will increase to 1.4 billion by 2030 and 2.1 billion by 2050.
Lingering questions surround historically rapid demographic aging, new sets of aging states at different speeds, shrinking populations, the intersection between migration and aging, and the intersection between aging and climate change.
Some of the most common metrics of population ageing entail descriptions of increased longevity (such as rising life expectancy at older ages) and changes in the distribution of age groups (such as median age, proportion of older populations, and old-age dependency ratio).
10 Οκτ 2019 · Today, there are 703 million people aged 65 or older, a number that is projected to reach 1.5 billion by 2050. According to the latest population estimates and projections from UN DESA’s...
