As seen on the sign of a liquor store near where I used to live. More info revealed https://lostnewyorkcity.blogspot.com/2014/03/the-mystery-of-...
1) A bidet! Got one in the pandemic when toilet paper was scarce and I wanted to be more efficient, but now I'll never go back. The Tushy ones are good.
2) A safety razor & accessories. I get a cheaper, closer, less irritating shave, and I get to customize every part of it. This can certainly be a rabbithole you spend a lot of money on, but you can get a solid customized starter kit for under $100 that will be totally solid, and from then on you're saving money over cartridges and gel unless you really want to splurge.
I'll second the electric toothbrush suggestion too, its great having my teeth fel clean and smooth.
What good is this if my monitor is not as accurate as the one at a doctor's office? It's not like my doctor would take my monitor's readings over his.