[Oberon]

...and yet auto mechanics don’t seem to have too much trouble dealing with very similar sorts of issues.

[kaila]

Humans do not need oil changes.Very simplistic to compare cars to humans.
if you want ‘preventative care” then you want a government run nanny state in which tobacco and alcohol will be outlawed, weight will be regulated, dangerous sports will be eliminated- including football.
Is that what you want?
So please, define “preventative care” that does not look like Orwells 1984?