Discover the unexpected capabilities of your Android phone that could rival a dedicated wearable.

Apple's current blood oxygen sensing implementation in the U.S. does not infringe on patents owned by Masimo and Apple will not face a revived import ban, a U.S. International Trade Commission judge ...

With this multipurpose health testing device, you can measure your body temperature and blood oxygen saturation, take an ECG, and listen to your heart and lungs with a pair of headphones. I’m PCMag’s ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

I’m PCMag’s senior writer covering smart home and wearable devices. I’ve been reporting on tech professionally for nearly a decade and have been obsessing about it for much longer than that. Prior to ...

Nanosensors are chemical or mechanical sensors that can be used to detect the presence of chemical species and nanoparticles, or monitor physical parameters such as temperature, on the nanoscale. They ...