A lot of variety available to you here. Could benefit from calming music or raging music. You do you ;)
Write
I like to get some kind of words on a page. Even if it's garbage I find the process can help.
View previous things you've written or made
To no one's surprise I often understand myself better than anyone else. Sometimes in a crisis I'll read something I wrote a month ago and think "yes that's exactly it!" - like past me is giving empathy to future me.