A team of medical researchers and engineers at Google Research has developed a way to use the front-facing camera on a ...

In this setting, the atrial rate (P waves) and ventricular rate (QRS complexes) are at different heart rates. One quick and easy way to measure the ventricular rate is to examine the RR interval ...

Everything you need to know about photoplethysmography (PPG), the technology behind heart rate measurements in fitness ...

Heart-rate monitor Ratings Check up on your heart rate with a top heart-rate monitor. With versatile designs and features, heart-rate monitors help you keep track of every beat.

Heart rate monitor straps are pretty much what they sound like. It's an elastic strap that you wear around your chest that's equipped with electrodes, which then transmit your heart rate data ...

Thanks to the proliferation of smartwatches and fitness trackers, it’s never been easier to log your heart rate while running: Simply don the device, start your workout, and watch those beats ...