The O/P has said she has done CBT and it has not helped. Citygirl1
Your options then can also be to consider deeper psychotherapy ie psychoanalytic psychotherapy which looks at the course of your life and what has given rise to the level of anxieties you have. It costs, and one need to do it over quite a period of time, but it helped me a great deal.
I am also trained as a psychotherapist (tho not at psychoanalytic level) and the difference between it an CBT is that CBT gives you an idea of how your thought processes are working including Catastrophising. However, some people cannot as it were "put the knowledge into practice:
Doogledog you are quite right in your reply to ButterJam above, because a degree of mental illness, which is what we are discussing here, can be as crippling as the emotions surrounding physical health yes even as regards dying and loss.
Telling someone off and that they have "lesser" problems is unkind whatever aliments we suffer with.
*Citygirl1 I beleive the opportunity that has helped me more than anything over the years is to join a nice sociable gym. (Like the Nuffield chain of middle. level priced gyms - they have coffee rooms, they have lessons where yo meet others, they have decent equipment and friendly personal trainers, they have sometimes an in house physio, and high level trainers who can dress your own difficulties.
A good one is open from 6am to 9 or 10pm, so as it were, you need not be alone in the evening, the sauna for aches and pains and chats, I recommend classes: you can start when you are still at work then just carry on after retirement.
It's been my home from home for 25 years. It's friendly in the changing rooms, especially in the day time when retirees turn up.
Above all, exercise is good for body and mind, confidence building.
You do have to actually like exercise to make the very most of it, but there are plenty there I know that find something they like, whether its dance Zumba, or Pilates, or other general exercise classes, specialist classes for older people or special exercise needs, if you chose the right one.