Your Apple Watch Might Save Your Life
As you read this, a medical tool could reveal a ticking time bomb for your health — and it’s ticking away electronically on your wrist. The sensors in a typical smartwatch can track increasingly sophisticated biomarkers, which a generation ago would’ve read like science fiction. No longer: Apple’s ECG app can conduct an electrocardiogram from your wrist through an electrical heart sensor and analyze the data for atrial fibrillation to see if the upper and lower chambers of your heart are out of sync. The capabilities for wearable devices go well beyond that. Sleep metrics can read your REM cycle. Motion sensors can keep tabs on your elderly neighbor’s stride length, flagging asymmetric walking tendencies to code their risk of taking a fall. Heartbeat monitors can track AFib history for a patient under cardiac care. Wearable devices and other digital tools make all of that possible. And they also enable doctors to communicate what to do about it, all from the comfort of your hom...
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