Life Expectancy 2024 By Country 2024. The global life expectancy in 2023. Period life expectancy is a metric that summarizes death rates across all age groups in one particular year.

Life expectancy at birth compares the average number of years to be lived by a group of people born in the same year, if mortality at each age remains constant in the future. Chart and table of world life expectancy from 1950 to 2024.