Everything you need to know about photoplethysmography (PPG), the technology behind heart rate measurements in fitness watches and smart rings. When you purchase through links on our site, we may earn ...
Computer Science and Engineering Ph.D. student Nayan Bhatia demonstrates Pulse-Fi, technology that uses WiFi signals to measure a person's heart rate. Heart rate is one of the most basic and important ...
Celine Dion sings that "my heart will go on," but how many times does it actually beat in a day or even a lifetime? When you purchase through links on our site, we may earn an affiliate commission.
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