David Morgan wrote:     > According to this compilation of U.S. statistics >  http://www.infoplease.com/ipa/A0005140.html > life expectancy has increased for all ages, not just at birth. > For example, 100 years ago, a 50-year-old white male could expect, on average, to live to age 70. Whereas now a 50-year-old white male can expect to live to age 79. > I would be surprised (but interested) if this is different in the UK. We can only make guesses about this. A general increase in adult life expectancy could be down, say, to better air quality. What is certainly the case is that an adult will survive significantly longer in non-polluted areas than in polluted ones - a significant factor again probably being air quality. Chris