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Arrhythmia: A Problem With Your Heartbeat
Family Doctor — An arrhythmia is a change in the rhythm of your heartbeat. When the heart beats too fast, it's called tachycardia. When it beats too slow, it's called bradycardia. An arrhythmia can also mean that your heart beats irregularly (skips a beat or has ...More…
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Arrhythmia: A Problem With Your Heartbeat
Family Doctor — An arrhythmia is a change in the rhythm of your heartbeat. When the heart beats too fast, it's called tachycardia. When it beats too slow, it's called bradycardia. An arrhythmia can also mean that your heart beats irregularly (skips a beat or has ...More…
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What Is an Arrhythmia?
Heart & Blood Institute — An arrhythmia (ah-RITH-me-ah) is a problem with the speed or rhythm of the heartbeat. DCI Home: Heart and Vascular Diseases: Arrhythmia: What Is ... An arrhythmia (ah-RITH-me-ah) is a problem with the speed or rhythm of the heartbeat. During an ...More…
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Arrhythmia
National Library of Medicine — Andersen-Tawil syndrome Jervell and Lange-Nielsen syndrome Romano-Ward syndrome Wolff-Parkinson-White syndrome Brugada syndrome familial atrial fibrillation short QT syndromeMore…
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Children and Arrhythmia
American Heart Association — If your child has been diagnosed with an abnormal heart rate, you're probably alarmed. That's understandable. But by learning more about your child's condition, you'll be less afraid. You'll also be better able to care for your child. ...More…
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Brugada syndrome
Mayo Clinic — Brugada syndrome - Comprehensive overview covers the symptoms and treatments for this heart rhythm disorder. Brugada syndrome is a potentially life-threatening heart rhythm disorder. It's characterized by a specific abnormal heartbeat, detected ...More…
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Insidermedicine)
Insider Medicine — On a recent trip to Halifax, we caught up with Dr. John L. Sapp, MD, FRCPC, Associate Professor in the Division of Cardiology, Department of Medicine and Director of Electrophysiology at Dalhousie University. Atrial fibrillation is the most ...More…
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Sudden death in young people - Heart problems often blamed
Mayo Clinic — Sudden death in young people is rare, but those at risk can take precautions. Sudden death in people under age 35, often due to hidden heart defects or overlooked heart abnormalities, is rare. These sudden deaths often occur during physical ...More…
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Abnormal Heart Rhythms
Merck — Ventricular Fibrillation Ventricular fibrillation is a potentially fatal, uncoordinated series of very rapid, ineffective contractions of the ventricles caused by many chaotic electrical impulses. Ventricular fibrillation causes unconsciousness ...More…
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What Are Palpitations?
Heart & Blood Institute — Palpitations (pal-pi-TA-shuns) are feelings that your heart is skipping a beat, fluttering, or beating too hard or fast. DCI Home: Heart & Vascular Diseases: Palpitations: What Are ... Palpitations (pal-pi-TA-shuns) are feelings that your heart ...More…
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Causes and Symptoms of Arrhythmias
American Heart Association — Arrhythmias can produce a broad range of symptoms, from barely perceptible to cardiovascular collapse and death. Normally, the heart's most rapidly firing cells are in the sinus (or sinoatrial or SA) node, making that area a natural ...More…
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Heart arrhythmias
Mayo Clinic — Heart arrhythmias - Comprehensive overview covers symptoms, causes, treatment of this common heart disorder. Heart rhythm problems (heart arrhythmias) occur when the electrical impulses in your heart that coordinate your heartbeats don't function ...More…