Arrhythmia (Abnormal Heartbeat) for Parents
An arrhythmia is an abnormal heartbeat usually caused by an electrical "short circuit" in the heart. Many are minor and not a health threat, but some can indicate a more serious problem.
Arrhythmias for Teens
Arrhythmias are abnormal heartbeats usually caused by an electrical "short circuit" in the heart. Many are minor and not a significant health threat, but others can indicate a more serious problem.
Heart Loop Recorder - Nemours KidsHealth for Parents
Learn about arrhythmias and related information on the heart.
Supraventricular Tachycardia (SVT) for Parents
Supraventricular tachycardia is a type of abnormal heart rhythm in which the heart beats very quickly.
Mitral Valve Prolapse for Parents
Mitral valve prolapse (MVP) is a very common heart condition, but it isn't a critical heart problem or a sign of other serious medical conditions.
Heart & Cardiovascular System for Teens
This section has information on health problems that can affect the heart.
Kawasaki Disease for Parents
Kawasaki disease is an illness that causes inflammation in blood vessels throughout the body. When symptoms are noticed early and treated, kids begin to feel better within a few days.
Heart Conditions - Nemours KidsHealth for Parents
Health problems that can affect the heart.
Cardiac Catheterization for Parents
This minimally invasive procedure helps doctors perform diagnostic tests on the heart and even treat some heart conditions.
Basic Blood Chemistry Tests for Parents
Doctors order basic blood chemistry tests to assess a wide range of conditions and the function of organs.