Life Expectancy from 1880 to 2023 - Watch how global life expectancy has changed from 1880 to 2023, visualized year by year. This animation, based on data from Our World in Data, shows how advances in medicine, technology, and living conditions have transformed human lifespans around the world. | The Brain Maze

Life expectancy is the average number of years a person is expected to live. It varies by geographical area and by era. For example, in the Bronze Age, life expectancy was 26 years. In 2010, the world population's average life expectancy was 67 years. How do you calculate life expectancy? Life expectancy calculation is based on adjusting the remaining life expectancy directly rather than on mortality rates at each age. These factors are determined by differences in life expectancies at birth. Th