Some earphones track heart rate and oxygen levels using Photoplethysmography and Pulse Oximetry, integrating wellness ...

Wearable devices are often exposed to environmental variables that can significantly impact temperature readings. A smartwatch sits on the wrist, where ambient air temperature, sunlight, and even wind ...

A check engine light that returns after being reset means the underlying fault has not been repaired, only cleared from the vehicle’s diagnostic memory. The OBD-II system monitors engine and emissions ...

A car that hesitates when the accelerator is pressed is usually experiencing a fuel delivery problem, an ignition issue, ...

I own a smartwatch, and although it comes with all the usual health and activity tracking features, I wear it only when I am ...

Zen digesters” rarely fart. “Hydrogen hyperproducers” fart a lot. Scientists are investigating what is typical.

A manufacturing problem in millions of Abbott glucose sensors has been tied to at least seven deaths and hundreds of injuries worldwide.

From the Oura Ring to the Apple Watch to the Google Pixel — here's what the science really says about the accuracy of their health data ...

Maeve O’Neil, a 19-year-old freshman at George Washington University, knew she was sick — but had no idea just how dire it ...

Our editors tested two popular glucose monitors to determine which is the best for improving ​​diet, sleep and exercise habits.

Researchers are testing "smart underwear" sensors that track when people pass gas—while also recording diet and daily habits. Early results show pe ...

Scientists are uncovering how the placenta, long viewed as a temporary pregnancy organ, acts as a powerful biological predictor of lifelong health, linking prenatal environments to future risks of ...