Ask the doctor: Is an enlarged heart bad for you?

Ask the doctor

Is an enlarged heart bad for you?

Q. Is it bad to have an enlarged heart? If so, what are some of the symptoms?

A. Whether an enlarged heart is bad depends on why a person has one.

Marathon runners and other athletes who routinely pump a lot of blood for long periods of time often develop enlarged hearts. In them, the condition isn't harmful. Most of the time, though, an enlarged heart is not a positive sign.

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