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, ...

PPG is an optical technique that uses light to detect blood volume changes in the skin. As a result, PPG is widely used in ...

Fi, was presented at the 2025 IEEE International Conference on Distributed Computing in Smart Systems and the Internet of Things. Led by Professor ...