Atrial fibrillation can affect life expectancy due to factors that include age, underlying health conditions, race, and how this common cardiac arrhythmia—or abnormal heart rhythm— is treated. Atrial ...

If you have a racing or irregular heartbeat, also known as an arrhythmia, one likely suspect is atrial fibrillation (AFib). “Of all the possible heart rhythm disorders, atrial fibrillation is by far ...