Engineers have developed a new way to monitor how tiny lab-grown human heart tissues beat—by effectively "listening" to the ...

However, navigating the market can be difficult, as many devices look similar but differ significantly in comfort, sensor reliability, app quality, and reporting features. Even after choosing a ...

When you’re driving your car, you’re probably regularly looking at the speedometer to make sure you comply with the local speed limits. The method by which it works is simple enough: ...

One of the most important metrics on a Fitbit tracker is the Estimated Oxygen Variation—and now that every tracker is fitted with an SpO2 sensor, everyone can take advantage. Blood oxygen may be used ...

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 ...

NYPD Retired Chief of Detectives Robert K. Boyce provides singular insight on crimes that took hold of the city and the unrelenting work it took to bring perpetrators to justice.

This sensor is smaller than the G6 and has an improved alert system, along with a few other differences. "I find continuous glucose monitoring to be a valuable tool in the management of both type 1 ...