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

But it turns out more subtle color changes occur at rest as the heart pumps blood around the body. The ebb and flow of blood ...

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.

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

The card works with Android or iOS devices ... The $299 Oura ring checks heart rates in real time by using LEDs. The process of photoplethysmography shines a light on your skin and measures ...

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 ...

Bradycardia, or a heart rate that is too slow, can be a serious condition, especially if the heart is not pumping enough oxygen-rich blood throughout the body. Here's what medical experts consider ...

The Garmin HRM-Pro Plus transmits heart rate data through ANT+ and Bluetooth technology. Using electrocardiogram technology ...

For this reason, [Brinnae Bent] and [Dr. Jessilyn Dunn] wanted to determine the optimal sampling rate for wrist-worn optical heart rate monitors. We’ve shared their earlier paper on analyzing ...