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> In reality the modal life expectancy of adults (most common age of death other than 0) has been pretty stable in the 70s-80s range for most of human history- the low average was almost entirely due to infant mortality.

Until the last few-ish generations, pregnancy and childbirth have been leading causes of death for women in those in-between decades of their lives.

(And obviously War and Famine, too, for both genders.)




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