Just wanted to add that I also have breathing issues due to anxiety. . . I had severe asthma as a child that actually was one of the things that helped contribute to the anxiety-panic I experience today.
Great advice from all. . . Those breathing exercises are a lifesaver :)
Anxiety-Panic Disorders Forum Co-Moderator
"Life be not so short but that there is always time for courtesy."
~Ralph Waldo Emerson~
. . .Not a professional. . .
Please consult your doctor before making changes to meds or lifestyle.