The collapse of a seemingly healthy young athlete during a strenuous sporting event or other period of stressful exercise is often caused by

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Tragically the first sign of hypertrophic cardiomyopathy is often the collapse of a seemingly healthy young athlete during a strenuous sporting event or other period of stressful exercise. This collapse can be followed by cardiac arrest caused by a cardiac arrhythmia. Many have no symptoms until the collapse. It is possible that some individuals experience no symptoms. Signs may be discovered during a physical examination. Symptoms, often ignored by young people, may include chest pain, syncope, hypertension, palpitations, or shortness of breath. Some report experiencing fatigue, shortness of breath when lying down, or reduced tolerance of activity.

The Collapse of a Seemingly Healthy Young Athlete During a Strenuous