Earlier quoted context omitted.
There will be a lot more older folks, who expected to retire and collect social security, still in the workforce as a result of diminishing payments by youngsters into that program. Demand for medical care will continue grow as the majority of the population gets older. I believe Japan is experiencing this right now at a large scale.
There are also ramifications with older people who have no one to care for them at the end of their lives. https://www.washingtonpost.com/news/world/wp/2018/01/24/feat...
https://www.theguardian.com/books/2017/may/17/generation-soc...
A generation full of sociopaths will be getting their just desserts when they're wasting away in poorly-run nursing homes with no one visiting them.