Longevity

Who Lives Longest?

Illustration by Brecht Vandenbroucke

By MAGGIE KOERTH-BAKER

Published: March 19, 

A Swedish baby born in 1800 had a life expectancy of just 32 years. We know this because Sweden was one of the first countries to keep extensive records of births and deaths and, by 1800, had a reliable national system that allowed this morbid statistic to be calculated. That baby’s life may sound nasty, brutish and short, especially for a nation advanced enough to keep such detailed records, but before you imagine 19th-century Swedish teenagers suffering the regret and ennui of midlife crises, consider this: that same year, a 20-year-old Swede could reasonably expect to live another 37 years/.../