Defibrillator vest helps patients avoid sudden cardiac arrest

Defibrillator vest helps patients avoid sudden cardiac arrest

LOS ANGELES (KABC) — Experts estimate about 30 percent of sudden cardiac deaths happen when a person is asleep. But now a new wearable device is saving lives for some heart patients.

Barbara Campbell has a history of heart problems. She was shocked awake one night when her heart went into arrhythmia by a LifeVest.

Doctor John McPherson prescribed it to her after putting a stent in her heart.

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