This is from my own research btw. usually this behavior is caused by the persons parents/family home trauma
Answer:
Discussing your problems with a group of people can be positive because they can help you. They would be there to listen and help you. It would make you feel better about your problems and help you to express yourself more often.
Discussing your problems with a group can be a negitve thing because they may not understand. The people you talk to could also be toxic and be more of a harm than a help.
I regret throwing a rock at my sister and hitting her in the forehead when I was 6 years old. I am 12 now.
No, It can help to heal your skin