Question

The life expectancy at birth for people born 45 years ago was about 68 years. The life expectancy for this same group of people, who now are age 45, is about 80 years. What factors most likely account for the difference in these statistics?

Answer 1

The factors that are responsible for the differences in the statistics related to life expectancy are;

• Medical advancement: Advancements in medical science has led to decrease infant mortality rates as better pre-natal and post-natal care is available. Also the infant mirtamort rate has decreased dramatically due to availability of vaccines to different diseases that claimed the lives of children before the age of five years. Many diseases that took lives are curable. Better medical facilities help to prevent diseases and increase the longevity of life.
• Socio-economic condition: The socio-economic factors have improved than before. People can afford good food and better living conditions than before, increasing the longevity of life.
• Education: Education has helped people to be aware of various diseases, has helped them to stay healthy by making aware of the preventive measures.
• Policies of the government: Several policies of government has given the people easy access to medical facilities and also, the government has played a vital role in making people aware of the diseases and its preventive measures.