Polymorphic ventricular tachycardia is an abnormal heart rhythm where the bottom chambers of your heart beat too quickly. People with severe cases may experience sudden cardiac arrest. Conditions that ...

Q: I was feeling lightheaded and having palpitations, went to the ER and was admitted to the ICU. They said I had a run of ventricular tachycardia. What is this? A: The heartbeat is controlled by ...

Non-sustained ventricular tachycardia is an abnormally fast heart rate that occurs in the lower chambers of the heart and lasts for less than 30 seconds. Tachycardia is a heart rate that is faster ...

Monomorphic ventricular tachycardia is an irregular heartbeat where the bottom chambers of your heart beat quicker than usual. It can cause symptoms such as shortness of breath, dizziness, or fatigue.

Q: I was feeling lightheaded and having palpitations, went to the ER and was admitted me to the ICU. They said I had a run of ventricular tachycardia. What is this? A: The heartbeat is controlled by ...

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Comedian and actor Gilbert Gottfried died this week after a long illness, his family confirmed in a statement. "In addition to being the most iconic voice in comedy, Gilbert was a wonderful husband, ...

Radiation therapy for ventricular tachycardia — a life-threatening irregular heart rhythm — appears to work by reverting heart muscle cells to a younger state, reducing the irregular rhythms, ...

The comedian, who died Tuesday at 67, was dealing with "a very specific, rare genetic disorder," cardiologist Dr. Jennifer Haythe tells PEOPLE Julie Mazziotta is the Senior Sports Editor at PEOPLE, ...