Hypertrophic Cardiomyopathy: When Having a Big Heart Is Dangerous

Hypertrophic cardiomyopathy (HCM) is the leading cause of sudden cardiac death in young athletes. Learn how to spot the symptoms and protect yourself.

If you're an athlete, there's one muscle that can become too big: your heart.

Sure, it sounds counterintuitive. The purpose of training, after all, is to grow and strengthen your muscles. Doesn't a strong heart fuel athletic performance? In most cases, yes. While it's completely normal and healthy for your heart to adapt to intense exercise by becoming stronger, thicker, and larger, in some cases, a big heart can be dangerous.

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Topics: EXERCISE | SPORTS | HEART | ATHLETIC PERFORMANCE | LUNGS