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Life Expectancy
Study the chart, and then complete the exercises below.

Chart 1. Life Expectancy at Birth, 1965 and 1998

Life expectancy has increased over the past several decades, especially in low- and middle-income countries. Much of this increase is a result of improved access to nutritious food, safe water, sanitation, and basic health care This chart also shows that life expectancy in the United States in 1900 * was 47 years--what it was in low-income countries in 1965.

*Source: U.S. Bureau of the Census, Historical Statistics of the United States: Colonial Times to 1970 (Washington, D.C., 1976).

Explore Chart 1:

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