In the last decades the ageing of the populations has become a worldwide phenomenon. In 1990, 26 nations had more than 2 million elderly citizens aged 65 years and older, and the projections indicate that an additional 34 countries will join the list by 2030. In 2000, the number of old persons (65+ years) in the world was estimated to be 420 million and it was projected to be nearly 1 billion by 2030, with the proportion of old persons increasing from 7 to 12 per cent. The largest increase in absolute numbers of old persons will occur in developing countries; it almost triples from 249...
Chapter. 6280 words. Illustrated.
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