It's mostly infant mortality, not labor standards. Average remaining years of life at age 10 has gone up, but nothing like as dramatically as the average life e

It's mostly infant mortality, not labor standards. Average remaining years of life at age 10 has gone up, but nothing like as dramatically as the average life expectancy at birth has (expected age of death for a 10-year old white male: 58 in 1850, 76 in 2011).