An abnormal heart rhythm in the heart's upper chambers (atria). The atria beats too fast. This may cause dizziness and fatigue. A disease of the heart characterized by irregular and often faster ...

There are two types of premature beats, a premature atrial contraction in the top chamber ... and making it show up and cause symptoms,” says Dr. Hussein. Try cutting back on your intake by ...

and may also be called chaotic atrial tachycardia. People with MAT present irregular contractions (arrhythmia) in their heartbeats. This condition does not always cause symptoms and it may not ...

including premature atrial contractions (PACs), believed to be a primary inducer of AF. Using data from dual-chamber pacemakers with advanced diagnostic functions, Yang et al. have identified ...