No depends on the person's pain tolerance......I have had 3 hours of tattooing on my lower back...a couple of stitches for me would be a walk in the park😁
I have a tattoo that cover my entire back. It was done in two sessions, nothing to numb it. First session was an hour and a half long with writing going across my lower back. Have one on top of my right foot too. Never used anything to dull the pain for any of the 11 I have. It depends on the person and their pain tolerance though.
According the ethically yes and according patients does so not need