(((((( Polperro ))))))
That sounds very much like anxiety which is distressing. Many times it can be from over-breathing so slowing down the breathing can help.
Also it can be helpful to NOT focus on the physical sensation and distract yourself from it. Don't fight it but focus on other things.
__________________
Pegasus
Got a quick question related to mental health or a treatment? Ask it here General Q&A Forum
“Everybody is a genius. But if you judge a fish by it's ability to climb a tree, it will live it's whole life believing that it is stupid.” - Albert Einstein