Question

Discuss life expectancy and the different factors that contribute. How is the United States compared with other countries?

Answer 1

#. Life expectancy :-

An indication of how long a person can expect to live. It is the number of years of a life remaining to a person at a particular age if death rates do not change.

#. Different factors that contribute to life expectancy are :-

- Improved control of communicable diseases

- more attention to sanitation measures

- Improved Treatment for cardiovascular diseases

- Improved treatment for diabetes

(NOT just improvement, DISCOVERY of treatment)

- Previous treatment was STARVATION

- Reduction in the unintentional injury rate (industrial revolution --> less farm accidents)

- Improved QUALITY of and ACCESS to medical care

- medications

- medical care technology

- Improved levels of education among the general population

- Increased personal and family income

#. US has 29th place in life expectancy as compared to other countries . It'slife expectancy is 77.9years