Panic disorder often presents as panic attacks, tremors, palpitations,sweating, dry mouth along with chest discomfort or choking feeling, lightheadedness , fear of open spaces or crowded places . Low Concentration is due to constant worrying and anxiety. Anxiety disorder like panic disorder are treatable with medicines , therapy along with relaxation techniques and deep breathing exercises. Its great that you are reaching out for your anxiety. Consult a psychiatrist for detailed evaluation.
Next Steps
Consult psychiatrist