The greatest expense for me in retirement is now health insurance so it makes sense for me to instead work for insurance coverage and put my wealth towards an inheritance for my children. I used to naively believe once I paid off my mortgage, had a substantial retirement account and savings - a couple million dollars - I'd no longer work. It's also very difficult to get off of the treadmill of spending a lot of money…
Have you considered moving to a country with quality healthcare at cheaper price? Mexico comes to mind