Our in-depth test and review of the OnePlus Watch Lite, the brand's debut entry-level smartwatch. Discover our full verdict.

The Oura Ring 4 provides deep insights into all areas of your health, and now I’d struggle to go without it ...

I used to rip my Apple Watch off in the middle of the night, convinced that no notification or sleep score was worth the plastic-and-aluminum handcuff on my wrist. Then two developments in the science ...

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

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

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

A new technology has been developed that enables cuffless non-invasive blood pressure monitoring by using ultrasonic to track real-time changes in vascular diameter-without the need for a traditional ...

Aqara has announced the Spatial Multi-Sensor FP400, a new presence sensor that it says is precise enough to suss out whether you’re sitting, standing, or lying down. The FP400 builds on several past ...

Rivers, streams, lakes, and reservoirs aren't just scenic parts of our landscape -- they're also vital engines for life on Earth. These inland waters 'breathe' oxygen, just like we do. But a new study ...

New ultrasound-based wearable measures blood pressure from deep vessels without a cuff, improving accuracy and comfort.