Pulse-wave monitoring has become a promising route for noninvasive health tracking, but it faces a stubborn real-world problem: the pulse is faint, while the pressure from straps, patches, and uneven ...
Breathing is one of the most vital signs of health, yet most methods to monitor it are bulky and uncomfortable. A new study introduces a lightweight, flexible wristband that deciphers respiratory ...
A nanoengineered wrist-worn triboelectric sensor captures arterial pulse waves under real-world conditions and uses machine learning to classify driver fatigue with up to 98 percent accuracy.
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