Some do this in order to distract themselves with physical pain from strong moral experiences. Some are because they hate themselves and want to punish themselves. Some people just like pain, feel it and experience it - they are usually called masochists. And some just like the process. and the final result. Of course, all these are various mental deviations and they require correction. As a teenager, I myself belonged to the latter - I liked it from an aesthetic point of view, how it looks when it heals. I think I should have been treated. But it passed by itself, the need to do this disappeared, the kind of scars I like the truth so far) In general, I grew up like a normal person. Even.
For some, selfharm is the only way to cope with emotions (anger / anxiety / sadness) or acts as a punishment for their own shortcomings, feelings of self-loathing, most often it happens on impulse. Selfharming is followed by short-term relief, followed by feelings of guilt and shame.
Wow, it has already been transformed into a verb and conjugated :)
"Self-harm" (self-inflicting bodily harm) some people because it can have several interesting functions:
Most often, this behavior continues until the person learns, first, to experience painful feelings without going over to their immediate acting out; and secondly, it will not master more constructive ways to carry out or redirect the emotional impulses of these experiences.