Apple Watch detects irregular heart beat in large U.S. study
I work at a related company (Cardiogram), and there's a surprising amount of signal locked in the humble heart rate sensor -- we've run multiple studies with UCSF showing accurate detection of sleep apnea, high blood pressure, and even diabetes using off-the-shelf heart rate sensors and a deep neural network, DeepHeart:
  https://blog.cardiogr.am/screening-with-wearables-what-do-th...If you're an engineer or payer relations expert and you'd like to help build the future of healthcare, definitely drop us a line! hello@cardiogr.am. We're especially looking for Javascript engineers, Android engineers, and salespeople with payer experience.