This simple circuit enables you to listen to your heartbeat, for instance, while you are exercising. The transducer used for detecting the pulse is an electret microphone, X1 in the diagram. The model ...

The MAXREFDES220# reference design provides everything you need to quickly prototype your product to measure finger-based heart rate and blood oxygen saturation level (SpO2). The MAXREFDES220# ...

Per the American Heart Association, one person in the U.S., every 33 seconds, faces cardiovascular disease. Entering 2026, ...

FDA Approves 'Loss of Pulse Detection' Feature for Google Pixel Watch 3 Loss of pulse detection uses the watch's existing heart rate sensor and an AI algorithm that processes the data. It should ...

The domain of wearable devices has grown by leaps and bounds, not just in terms of mass adoption, but also owing to some astounding innovations. Wearable heart rate sensors can now measure everything ...

It's not unusual to see researchers and DIYers find new uses for the Raspberry Pi, but the potential in this latest discovery is a doozy. A research team created a method for detecting heart rates ...

I am a marathon runner, and I routinely mention this not (just) to prove that those memes about runners always talking about running are absolutely correct: We do. I do it because I've gotten there by ...

The best heart rate sensors are the easiest way to keep track of your cycling performance and how your body reacts to your training efforts. There is a huge range of heart rate monitors to choose from ...