ive been dealing with anexity since i was 20 and now im 28 and still dealling with it ive been to doctors and they do all this tests and they say everything is normal and nothing is wrong with me but i think otherwise...i constantly feel like im gonna die every minute of the day, any sec or any second...i have a huge fear of death in general and ive been prescribed xanax 0.5mg but it's not helping me someone please explain to me whats goin on ....