- Financial constraints
- A harasser
- A medical problem
- Etc.
a therapist/counselor can't help you very much. Whenever I've had issues I needed help with, there were real issues behind it. A therapist/counselor won't be able to do much, if anything.
If you're making a $350k salary in a hell-job while having $100k in financial obligations, the solution is simple enough.
If you're making a $350k salary in a hell-job to pay for your kid's medical problem and meet mortgage, talking to a therapist or "just quitting" won't do much.
* in an abusive job
* are going to be deported if you quit
* have kids you want to keep in school
... anxiety is a natural biological response, and there isn't a magical therapy trick that will help you get rid of it. Perhaps that time and money is better spent on managing immigration or job issues than on therapy.
And if you're in a new country with no savings and no contacts, continuing with the same example, there might not be friends or family whom you can turn to for help.
Unfortunately, there isn't a magical get-help fairy which helps with external problems. Sometimes, your life just gets f-ed up, and there's nothing you can do about it.