improvements in diet that have resulted in greater life expectancy for many people
calculating the life expectancies of different social groups
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The average life expectancy for someone with ALS is two to five years, Verywell Health explains, as the person eventually becomes fully paralyzed and unable to breathe without the aid of a ventilator.—Cara Lynn Shultz, People.com, 21 Feb. 2025 The average life expectancy has increased more than 15 years since the 1970s, while the infant mortality rate was below 0.5 percent in 2023, down from 30 percent in the 1950s.—Claire Fu, New York Times, 20 Feb. 2025 In 1900, the average life expectancy in Indiana was just 47 years.—Jessica Cantlon, Chicago Tribune, 15 Feb. 2025 The average life expectancy for men in the U.S. is 74.8 years.—Taylor Johnston, CBS News, 14 Feb. 2025 See All Example Sentences for life expectancy
: the number of years that an individual or group of a certain age can expect to live on the average based on experience in the past for individuals or groups of the same kind
Medical Definition
life expectancy
noun
: an expected number of years of life based on statistical probability
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