You want a real nightmare, try working rotating RN shifts. Days one week, a couple off, then nights, followed by evenings and whatever random rotation management needs to fill shifts.
You can get accustomed to, and many thrive, working "off" shifts. But the changing shifts will get ya'.
Kinda like 45 years of tax cuts benefiting the already wealthy, a war, or two, off the books and unpaid for and the concentration of the nation's wealth in the hands of people that proudly don't pay taxes were bad ideas, huh?