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Science

What's the normal lifespan?


Worldwide, the average life expectancy at birth was 71.5 years (68 years and 4 months for males and 72 years and 8 months for females) over the period 2010–2015 according to United Nations World Population Prospects 2015 Revision, or 69 years (67 years for males and 71.1 years for females)

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