Below is an instruction from Human. Write a response.
    ### Instruction:
    What is (are) Wolff-Parkinson-White syndrome ?
    ### Response:
    Wolff-Parkinson-White syndrome is a condition that disrupts the heart's normal rhythm (arrhythmia). People with Wolff-Parkinson-White syndrome are born with a heart abnormality that affects the coordinated movement of electrical signals through the heart.  This abnormality leads to an abnormally fast heartbeat (tachycardia) and other arrhythmias.
    