Alan E. Kayser's Blog
Saturday, March 28, 2009
Dramatic change in life expectancy
If you were born in the United States in the year 1900 you could expect a life span of 47.3 years; 46.3 for a male and 48.3 for a female. Just 100 years later the life expectancy was 78.1; 75.4 for a male and 80.7 for a female.