hi there i have suffered anxiety and panic attacks for a long long time and have had every symptom there is to get but like you all i cant cope with the heart palpatations ive had missed beats for ever and flutters and very fast but twice lately my heart has all of a sudden give bursts of irregular very very fast heart beats which lasts for minute or 2 and then goes in to just very fast rythm its the irregular and fast out of the blue i cannot cope with.i went to docs last week and they put me on ecg but couldnt get the irregular just the very fast.the first feeling iget when it happens is a feeling in my chest that something isnt right and then i feel it and its all over the place im sure this must be dangerous rapid and irregular at same time .im totally terrified now .please can any one else relate to thi kind regrds molly