Heart disease accounts for one in four deaths in the U.S., but early detection "too often relies upon dumb luck," said Tim Moynihan in Wired. Kardia, a $100 electrocardiogram machine about the size of two sticks of gum, allows at-risk patients to monitor their ticker without bulky equipment or frequent doctor’s visits. Patients press their fingers to the device for 30 seconds and a medical-grade EKG reading is transmitted to their smartphone and to AliveCor, the startup behind Kardia.
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