Compare Springfield, MO Demographics To Other Cities. Springfield population breakdown by race. In Springfield, 4.1% of people are of Hispanic or Latino origin. Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.
Atrial fibrillation (AF or A-fib) is an abnormal heart rhythm characterized by rapid and irregular beating. Often it starts as brief periods of abnormal beating which become longer and possibly constant over time. Most episodes have no symptoms.
Main Article on Atrial fibrillation (AFib) Symptoms and Signs. Atrial Fibrillation Atrial fibrillation or AFib is an abnormality in the heart rhythm which involves irregular and often rapid beating of the heart....learn more Â».