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...

In my own case, the physical symptoms are manifestations of the mental symptoms you speak of. When I can catch and remediate those mental symptoms, the physical symptoms don't have the opportunity to manifest.
You are far from alone.
You've taken the important first step in writing it out.
Keep writing out everything to sort out your feelings, thoughts, emotions, and words to find your better balance.
Life was getting to be too much for me. Now, I'm Calmer, happier and at peace. I don't know if you still work or not, but not working really calmed me down.
Actually I can handle the mental stuff too for the most part, now, probably because once I kind of accepted it for what it was, just anxiety, it felt less like this big overwhelming scary thing and more like just a problem to manage. Not saying it’s not scary or a big deal, or to diminish how uncomfortable it is. Just that it is possible to kind of make peace with it. Still feels mentally and emotionally uncomfortable but doesn’t take me to my knees as much.