Jul 9, 2015 ... WebMD explains the possible causes of heart palpitations -- and when to ... herbal and nutritional supplements; Abnormal electrolyte levels.
A heartbeat that is occasionally irregular usually is not a concern if it does not cause other symptoms, such as dizziness, lightheadedness, or shortness of breath.
Jan 28, 2016 ... An irregular heartbeat (arrhythmia) is a change in the heart's beating pattern. There are many different types with different causes and effects.
Arrhythmia (irregular heartbeat or abnormal heart rhythm) symptoms include ... Other symptoms of atrial fibrillation are caused by the diminished delivery of ...
Feb 23, 2016 ... Arrhythmias may cause you to feel premature or extra heartbeats, ... the AV node, usually resulting in an irregular, rapid rhythm of the ventricles.
Jul 6, 2016 ... Rapid heart rate can cause sudden cardiac arrest but is treatable. When atrial fibrillation's irregular heart rate is not controlled, it can lead to ...
One in four adult Americans over the age of 40 could develop an irregular heartbeat. Here's what you need to know and how to treat an irregular heartbeat.
Sep 19, 2016 ... ... understand the causes of abnormal heart rhythms or arrhythmias, ... These can be signs of arrhythmia, or abnormal or irregular heartbeat.
May 26, 2016 ... An arrhythmia describes an irregular heartbeat - the heart may beat too fast ... Symptoms; Causes; Types of arrhythmia; Risk factors; Diagnosis ...