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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For reference, the average life expectancy in the U.S. is 74.8 years for males and 80.2 years for females based on latest data from the CDC National Center for Health Statistics.—True Tamplin, Forbes.com, 4 June 2025 In 1900, the average life expectancy of a 1-year-old in the U.S. was about 56 years; that bespeaks a morbid population of infants.—Michael Hiltzik, Los Angeles Times, 3 June 2025 Hawaii has the lowest percentage of seniors over 65 years old living alone, the highest average life expectancy and the highest senior state of happiness.—Angelica Stabile, FOXNews.com, 30 May 2025 If it were increased and then indexed to life expectancy (and the normal retirement age was as well), and depending on the details, then the long term-shortfall would be reduced by anywhere between 14% and 50%.—Allison Schrager, Boston Herald, 25 May 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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