Anxiety Support Group
Anxiety is a physical condition marked by intense and persistent feelings of distress, fear, angst or dread. General anxiety caused by routine day-to-day stresses usually passes quickly and is experienced by almost everyone at one time or another. However, such feelings that linger over time and are very difficult to cope with, and which lack a clear cause, may indicate...

steadying support while you give it a whirl and see if it helps.
sort freely. sort often.
I use this method to help remind me. I am responsible for what I say, do, act, react, and respond. I am NOT responsible for what others say, do, act, react, and respond.
What this does is give me the space to stop, pause, breathe, option, repeat until clear-headed so I can respond in a calm way for my well-being.
You survived the experience and you're stronger because you managed through it. Letting go is much harder until you sort through everything and put it in a timeline to give you the space from the memory.
Best wishes as you find your better balance.