Life Expectancy 2024 Women Usa. 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. The estimates are based on all available.

Average american life expectancy, which had seen decades of improvement, has fallen for the past three consecutive years, according to a recent report by the federal centers for disease control and prevention. Life expectancy at birth is also a measure of overall quality of life in a country and summarizes the mortality at all.