Your question is difficult to answer, even with a medical examination by a doctor, I think. But, I wonder how you know your have PACs and Atrial tachycardia. Has a medical doctor told you this, or are you reaching those conclusions on you personal observations?
Case-in-point, tachycardia can also refer to ventricle rapid beating. I believe this is far more noticeable than is atrial extra beats.
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