תפריט כתבה
Q&A: Unforeseen consequences of the 'great aging' of America
Phys
03:00
The average life span for Americans hovered around 40 years for the first 100 years of the nation's existence. But after 1880, breakthroughs in modern medicine and public health resulted in a dramatic rise in life expectancy. By 1930, the average American could expect to enjoy an additional 20 years of life.
