It Feels Like A Little Flutter Or What Is A

It feels like a little flutter or what is a like palpitations, it lasts a few minutes and then goes away.i had last year , an echo gram, and tge one with an iv, stress test, I wore a heart tmonitor , and a physical in march this year with family doctor . aniexty runs in the family , all test results and physical came out good. On blood pressure medicine and xanax