The elderly population in the world is expected to double in 2050, according to a UN report, the World Population Prospect. The UN General Assembly on Dec. 14, 1990 declared Oct. 1 as the International Day of Older Persons. The number of people aged 60 and over, which was 1 billion in 2019, is expected to rise by 34% reaching 1.4 billion by 2030. The UN also named 2020-2030 as ...