What is Wolff-Parkinson-White syndrome?
Wolff-Parkinson-White (WPW) syndrome is a rare heart condition in which there is an extra electrical pathway present in the heart. This can cause a change in the rhythm of your heartbeat, called an arrhythmia. People who have WPW syndrome may experience a very fast heartbeat (called tachycardia) for periods of time.
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Written by familydoctor.org editorial staff