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Life expectancy is a demographic measure of the average time a person is presumed to live, based on the year of its birth, current age, and other demographic factors, including gender.
In the Bronze and the Iron Age, human Life expectancy at birth because of high child mortality and mortality in young adulthood from diseases and wars was only 26 years. For comparison, in 2010 average world Life expectancy at birth was 67.2 years.
The map below created by Our World in Data shows how life expectancy was changing in 1800, 1905, and 2015.
Life expectancy in 1800, 1905 and 2015
According to worldlifeexpectancy.com, nowadays, Life expectancy at birth in Lesotho is about 52, while Life expectancy at birth in Japan is around 84. Worldwide, the average life expectancy at birth about 71 years.
World Life Expectancy Map 2020
Top 20 countries with highest life expectancy at birth:
Japan – 84.2
Switzerland – 83.3
Spain – 81.1
Singapore – 82.9
France – 82.9
Australia – 82.9
Canada – 82.8
Italy – 82.8
South Korea – 82.7
Norway – 82.5
Luxembourg – 82.4
Iceland – 82.4
Sweden – 82.4
Israel – 82.3
New Zealand – 82.2
Netherlands – 81.6
Ireland – 81.5
Portugal – 81.5
Malta – 81.5
In the world, 28 countries have a life expectancy at birth exceeds 80 years. The map below shows countries where the overall average life expectancy is over 80.
