If you think you know how long a retirement-age American is likely to live, try taking our one-question quiz. Most people get ...

The estimated life expectancy at birth for Washington, D.C., was 77.4 years in 2023, according to data released by the City ...

Average life expectancy in the year 1800 was no older than 40 years globally, but longer for those who survived childhood. Modern life expectancies of around 79 years in the United States are largely ...

Researchers found that life expectancy growth in wealthy nations has dramatically slowed since 1939. Once driven by major reductions in child mortality, longevity gains are now limited by slower ...