Engineers at the University of California-Santa Cruz developed a system that uses Wi-Fi signals to monitor heart rate without the need for smartwatches, chest straps or other wearables. The project, ...

Heart rate monitoring has been a mainstay of health and fitness, and while the stethoscope has given way to more precise electronic measuring devices, they've always involved wires and straps, or, in ...

Heart rate monitoring has been a mainstay of health and fitness, and while the stethoscope has given way to more precise electronic measuring devices, they've always involved wires and straps, or, in ...