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Q: What has probably been the single most important factor nearly doubling human life expectancy over the last century or so?
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What has been the single most important factor of human life expectancy over the last century?

I believe that would be the development of the antibiotics.


What was the life expectancy in 15Th century England?

The average life expectancy in England in the 17th century was 39.7 years, from birth to death.


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What was the average life expectancy of people in 17th century?

the average was about 35


What is An important reason that average life expectancy over the past century has risen is that?

advancements in healthcare, such as improved medical treatments and technology, have played a significant role in increasing average life expectancy over the past century. This includes the development of vaccines, antibiotics, and better surgical techniques that have helped reduce mortality rates from infectious diseases and other health conditions. Additionally, public health initiatives focusing on sanitation, clean water, and health education have also contributed to the increase in life expectancy.


How and why did the life expectancy improve in the eighteenth century?

Life expectancy improved in the eighteenth century due to advancements in sanitation and healthcare, such as improved sanitation practices, better medical knowledge, and the development of vaccines. These improvements led to a decrease in infectious diseases and higher survival rates among infants and children, ultimately increasing the overall life expectancy of the population.


Life Expectancy?

Life expectancy is the average number of years a person is expected to live based on current mortality rates. It is influenced by factors such as healthcare, economic conditions, lifestyle choices, and access to resources. Improvements in healthcare and technology have led to increased life expectancy in many parts of the world over the past century.


What is the average life expectancy of a lady in the UK?

Life expectancy for women in the U.K. has risen steadily over the past century. It is now approaching the upper 70s (78-79 yrs old).


What was the life expectancy of people in 16th and 17th century?

In the 16th and 17th centuries, life expectancy was generally lower than it is today, with the average lifespan around 30-40 years. High rates of infant mortality and deaths from infectious diseases contributed to this lower life expectancy. However, it's important to note that life expectancy varied greatly depending on factors like social class, access to healthcare, and location.


How old did people live up to in the 16th century?

Average life expectancy was around 30-40 years.


What was the life expectancy during the 14th century?

Life expectancy during the 14th century was around 30-35 years. This was primarily due to high infant and child mortality rates, as well as limited medical knowledge and healthcare. People who survived childhood had a higher chance of living into their 50s or even 60s.


Why is tourism such an important activity in the 21 century?

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