The Food and Drug Administration has granted AliveCor clearance to sell technology that enables an iPhone or Android smartphone to record atrial fibrillation, the most common form of cardiac arrhythmia. Atrial fibrillation may have no symptoms, but itis often associated with heart palpitations, fainting, chest pain, or congestive heart failure.
FDA OKs tech that turns smartphone into real-time electrocardiogram
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