Changing Age Distributions of Populations PORTLAND, USA, July 20 (IPS) - In many countries, older adults (aged 65 and above) now outnumber younger individuals (under the age of 18), reflecting a significant demographic transformation known as demographic ageing. globalissues.org globalissues.org / feeds globalissues-org-health .. globalissues-org-world .. globalissues-org-economy .. globalissues-org-news / / #health / / 28 days 28d Share