Cardiomyopathy, Heart, Syncope

My child fainted. Is it something to worry about?

Anytime a child or teenager faints, “passes out” or loses consciousness, family members — as well as the child or teen — often worry there might be something terribly wrong. The good news is that fainting or syncope (pronounced sin-koh-pee) in most older children and teenagers who are otherwise healthy does not automatically mean that…

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Electrocardiogram, Heart, Irregular Heartbeats/Palpitations, Syncope

What is supraventricular tachycardia (SVT) in children?

Normal heartbeats can be slow when an individual is resting or asleep, fast when running, excited or upset, and somewhere in between at other times. Even at rest, young children have faster heartbeats than older children, who have faster heartbeats than teenagers or adults. The variability in heart beats is due to the heart’s electrical…

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