14 Facts About Life expectancy

1.

Mathematically, life expectancy is the mean number of years of life remaining at a given age.

FactSnippet No. 741,101
2.

Life expectancy is used in plant or animal ecology, and in life tables .

FactSnippet No. 741,102
3.

Life expectancy was under 25 years in the early Colony of Virginia, and in seventeenth-century New England, about 40 percent died before reaching adulthood.

FactSnippet No. 741,103
4.

However, a study by Jose A Tapia Granados and Ana Diez Roux at the University of Michigan found that life expectancy actually increased during the Great Depression, and during recessions and depressions in general.

FactSnippet No. 741,104
5.

Life expectancy is likely to be affected by exposure to high levels of highway air pollution or industrial air pollution.

FactSnippet No. 741,105
6.

Some argue that shorter male life expectancy is merely another manifestation of the general rule, seen in all mammal species, that larger-sized individuals within a species tend, on average, to have shorter lives.

FactSnippet No. 741,106
7.

Period life expectancy remains a commonly used statistic to summarize the current health status of a population.

FactSnippet No. 741,107
8.

Factors that are associated with variations in life expectancy include family history, marital status, economic status, physique, exercise, diet, drug use including smoking and alcohol consumption, disposition, education, environment, sleep, climate, and health care.

FactSnippet No. 741,108
9.

Future trends in life expectancy have huge implications for old-age support programs like U S Social Security and pension since the cash flow in these systems depends on the number of recipients who are still living .

FactSnippet No. 741,109
10.

Life expectancy forecasting is usually based on two different approaches:.

FactSnippet No. 741,110
11.

Life expectancy is one of the factors in measuring the Human Development Index of each nation along with adult literacy, education, and standard of living.

FactSnippet No. 741,111
12.

Life expectancy is used in describing the physical quality of life of an area or, for an individual when the value of a life settlement is determined a life insurance policy is sold for a cash asset.

FactSnippet No. 741,112
13.

Disparities in life expectancy are often cited as demonstrating the need for better medical care or increased social support.

FactSnippet No. 741,113
14.

Life expectancy is commonly confused with the average age an adult could expect to live.

FactSnippet No. 741,114