Earlier quoted context omitted.
What is lost in the discussion of retirement ages being bumped is that life expectancy has grown by two decades since the retirement age was introduced in the USA in 1935 [0][1][2]. The retirement age was originally past the point where most people died. [0]: https://www.theatlantic.com/business/archive/2014/10/how-ret... [1]: http://www.demog.berkeley.edu/~andrew/1918/figure2.html [2]: https://fred.stlouisfed.org/se…
I know several people (i.e. 3 of my grandparents) who lived jobless that long or longer. At least half of their retirement years, they were physically and mentally incapable of holding their previous jobs, or even the most menial unskilled jobs. One had half his body paralyzed by a stroke, and you couldn't really tell how much understanding he had of the world around him when he was alert. The other two had forms of…
But, not everybody's mind slips. I'm hopeful that we will have better preventative measures for Alzheimer's and other mind or body crippling diseases soon. I do recall seeing some good news on the Alzheimer's front in the last year.
My first article mentions what you said: past a certain point, it may be more detrimental for some to work.