How to resolve emotional problems
To solve an emotional disorder you will learn how to break the Association that has been created between the situation or conditioned situations (getting away from home, going by subway, by car, etc) and fear (physical sensations and unpleasant thoughts).
Psychotherapy will help you to train and perform a series of learning that will allow you to break that association: Through the exposure technique, you will face progressively, situations related to your fears, which will help you to break down and reduce the intensity of the association between your fear and those situations.
Learning how to use your breath can also be helpful in reducing the feelings of discomfort that appear when you have fear.
Finally, learning to detect negative thoughts and change them to more real and functional ones will help you in your cognitive discomfort.
With training and these lessons you can solve your fear. Cheer up!