Definitions: Some terms that are useful to know in discussing the demographics of the aging population.
World Aging: What do researchers mean when they refer to world aging or global aging?
Life Expectancy Trends: What will be the impact of the increasing life expectancy? How is life expectancy different in developed nations from developing nations?
Demographic Background Resources: What is the demographic transition? What is the difference between growth in numbers of older persons and the aging of the population?