Must be very tough to come to this realization?
I recall being totally devastated when i'd realized I was done working due to illness. It is my hope that you will handle this life event better than I'd handled it. Our friends here are right, it's time to attend to your needs, to take care of you!
Is there any helpful intervention for your current anxiety? What helps right now?
Take this all step-by-step. As they say, "Easy does it."
Keep reaching out here. We are here for you!