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 difference is more than two years.—Joshua P. Cohen, Forbes.com, 3 Sep. 2025 From 1900 to 1938, life expectancy jumped from 62 years to 80 years.—Irene Wright, Miami Herald, 2 Sep. 2025 That help is critical since the disorder is associated with co-occurring mental health issues, a lower quality of life and life expectancy, and higher rates of disability, according to the National Institute of Mental Health.—Kristen Rogers, CNN Money, 2 Sep. 2025 Studies have found that autistic individuals have a four times higher risk of early dementia, six times higher risk of suicidal ideation and a life expectancy that falls six years short of their non-autistic peers (in the UK, 75 years compared to 81 years).—New Atlas, 1 Sep. 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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