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...

KRae
The neck is usually so tense that I am not able to move it side to side, and when it is massaged gently, I feel better as soon as the balloon "pop" feeling happens.
This is a hard symptom to reduce without knowing or discovering what else is going on.
Best wishes in feeling better.
Maybe you should consider getting neck/back massages? They might loosen you up and let the blood flow more freely to your head. I have a really bad back and a really tight neck all the time. I think it contributes to this.
Feel better
Practice abdominal breathing (as above) even when you are not feeling dizzy or anxious. It can help prevent anxiety, too.
This works for me. I hope I didn't give the impression that you stop after 3 deep breaths, it is just that is when I usually start to feel release.
Peace