I have fill rushed,racing heart like its trying to jump out of my chest, there are several times a week that I feel like I cant breath ( like I cant exhale or in hale air) this only last a few minutes at a time, I m very easy agitated even over very minor things, there are many things that cause this ,I can not sleep well I will be very tired but only sleep 3 or 4 hours sometimes less then I wake up feeling anxious what can I do to help this