Amish People Stay Healthy in Old Age. Here's Their Secret
time.com
time.com
I think there's a lot to explore in the effects of isolation that we experience living in our own houses that people are made to think is the only way to live. "A house for every family" is an ideal that many people as virtuous but I think it's instrumental to lots of the problems of our society.
Americans would probably have an average life expectancy of 85 if obesity rates weren’t so high.
From the other contrasting direction, cf Brave New World, in which Old Age simply does not exist.