How best can l deal with childhood trauma.

Ndakakura my environment yekuti ndaingorohwa , having emotional abuse from big cousins. An environment where l was not allowed to express or explain myself. Any silly mistake kwaingova kurohwa chete. Now I'm a grown up and l have anger issues. I always fail to control myself. Whenever l get angry l can not just calm down...ndinototi ndituke vanhu kwete mbichana. Ndodiiii ndikwanise kuva munhu ari cool. Hasha idzi ndodzi controlla how. Its been years trying to but its do hard. Ndoita zvekudiiii