Hello and welcome ! You did not mention if your Dr. did an ECG ?
You may want to read through this thread from the top of the page.
Anytime you suspect something is wrong with your heart it causes anxiety so I think your concerns are legitimate.
Moderator: Anxiety, Osteoarthritis,
GERD/Heartburn and Heart/Cardiovascular Disease.
"only as high as I reach can I grow, only as far as I seek can I go, only as deep as I look can I see, only as much as I dream can I be"