Supraventricular Tachycardia | CardioSmart – American College …
https://www.cardiosmart.org/topics/supraventricular-tachycardia
WEBMay 31, 2018 · But if you have supraventricular tachycardia, or SVT, it means your heart beats faster than normal—usually more than 100 beats per minute. Many people feel their heart race from time to time, for example when they exercise or are under extreme stress. However, SVT is due to a problem with your heart's electrical system.
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