descriptive claim
Global life expectancy at birth rose from ~31 years in 1900 to ~73 years by the early 2020s, with the steepest gains in the second half of the 20th century, driven by reductions in child and infectious-disease mortality.
desc_life_expectancy_gain
confidence 0.90
Warrants (2)
supports (2)
- Our World in Data triangulationweight0.80
locator: Life expectancy over the long run
- World Population Prospects 2024 direct_measurementweight0.90
locator: Life expectancy at birth; historical series