Before the industrial revolution, most people worked in agriculture. If you look at life expectancy in those ages it's pretty grim. Usually no one would live to

Before the industrial revolution, most people worked in agriculture. If you look at life expectancy in those ages it's pretty grim. Usually no one would live to be 45. I can't vouch for the following, but it seems like something a reasonable person would write: http://www.sarahwoodbury.com/life-expectancy-in-the-middle-ages/ http://www.sarahwoodbury.com/life-expectancy-in-the-middle-a...