Vollmer had the symptoms of long Q-T Syndrome, a condition that often leads to heart arrhythmia and sudden cardiac arrest.

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The big worry in sudden cardiac arrest beyond restarting the heart is protecting the brain.

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Sudden cardiac arrest occurs when the heart unexpectedly stops beating.

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Statistics show more than 200, 000 Americans die of sudden cardiac arrest every year, according to the American Heart Association.

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An estimated 250, 000 people die from sudden cardiac arrest each year in the United States, when the heart unexpectedly stops beating.

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