Dealt with anxiety for 3 months by stages. first nervous then panic attacks. now those symptoms gone but feel out of balance.is this possible?

Yes: Symptoms of anxiety wax and wane, imbalance and dizziness can be signs of anxiety. however, anxiety itself can be secondary to another physical problem . so before a diagnosis is made you need to be evaluated by your physician, if determined that anxiety is the primary problem then you need to see an Anxiety specialist and treatment is effective and available . good luck and feel better