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 ...

MADISON, Wis. – A new study co-authored by a University of Wisconsin-Madison professor finds that life expectancy gains made by high-income countries in the first half of the 20th century have slowed ...

Since the early 20th century, sustained declines in mortality have driven steady increases in life expectancy, particularly in high-income countries. Several studies have reported that this ...