eli5: why is anesthesia not applied in these cases?

Question

Piercings and tattoos, I mean. Wouldn’t it be easy if we just applied anesthesia? I don’t know if there’s a reason why, but I do wanna know.

*Also, why isn’t anesthesia applied for IUD insertion?

In: 9

Answer 1

Anesthesia stays in your system for a long time & it gets trickier each time you’re under. So if you’re getting two full sleeves you’re gonna get way too much for it to be in your system