The OnePlus 15R has a lot going for it: a beefy battery, a brilliant display, a solid user experience, and if you're in the ...

See how to monitor your health, sleep, and physical exercise with the help of wearables, smart wearable electronics, with ...

The Grit X2 feels like Polar’s attempt at a rugged watch that doesn’t look like a dinner plate strapped to your arm. It ...

Health tracking technologies offer insights into wellbeing but may also cause anxiety and data misinterpretation. Evaluating ...

Fingertip monitors known as pulse oximeters that can be used at home to detect low blood oxygen levels (hypoxemia) give ...

We tested popular wideband O₂ controllers against lab-grade equipment to see how accurate their lambda readings really are under real engine conditions.

Fingertip monitors known as pulse oximeters that can be used at home to detect low blood oxygen levels (hypoxaemia) give ...

"Although absolute differences in readings were small, they can result in substantially higher rates of false negatives and ...

VO2 max is an intimidating word for an easy-to-understand biometric: It’s how well your body uses oxygen when you push ...

Announced at IFA 2025, the Luna Smart Ring Gen 2 is the second generation that tracks your biomarkers, and helps you ...

Smart rings are the wearable everyone’s switching to, and we’ve tested the lot to find the best smart rings actually worth wearing.