VO2 max, the measure of how much oxygen the body consumes during exercise, has become a ubiquitous tool for professional ...

Your Oura Ring can automatically detect housework using its Auto Activity Detection feature (AAD), which tracks 24/7 — plus ...

This large prospective UK study compared five low-cost fingertip pulse oximeters with arterial blood gas measurements and ...

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

Second week of January. Year of the Horse. Back in the saddle. As I point my GPS toward a familiar constellation of pursuits, ...

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

At a basic level, using the X-Ray is simple; you hold down ( LMB/RT/R2) and move the screen around to investigate different ...

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