Apple Watch could save lives

smartwatchThe forthcoming smartwatch, due next year, will have a built-in sensor to monitor a wearer’s heart rate. Could this information be used to predict a heart attack or warn of the onset of heart disease?

“I think there is the potential out there,” Dr. Michael Scott Emery, co-chair of the American College of Cardiology Sports and Exercise Cardiology Council told in an interview. “It could help in the future.”

Chest straps used by athletes and weekend warriors to track electrical heart readings have been used for years. But these are rapidly being supplanted by more comfortable and convenient runners’ watches, fitness trackers, and smartwatches that measure blood flow using LEDs under the wristband.  More