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From Survival to Longevity: The Evolution of Life Expectancy
Life expectancy in the U.S. has drastically increased from the mid-40s in 1900 to over 80 years today, adding more than 35 years to average lifespans. This remarkable enhancement in life expectancy has been accompanied by significantly improved health; however, many individuals still face approximately eight years of dependency towards the end of their lives. The historical context reveals that having many children was a strategy to ensure care in a shorter life span, highlighting the social adjustments that have evolved with increased longevity.