“It’s natural for your mind to recall painful events. But if these thoughts are interfering with your everyday life, there are strategies that can help.
There may be some things you remember that you wish you didn’t.
Maybe you lost someone or something close to you or close in dealing with in your life, or there was a divorce you didn’t see coming, or you were let go from your job in a painful way.
It’s easy for these kinds of memories to keep you up at night. But there are some expert-backed ways to help you process and integrate painful experiences.”
Psych Central (https://psychcentral.com/health/letting-go-of-the-past-why-memories-remain-painful-over-time)