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

The Oura Ring does not directly measure blood pressure. This feature is not currently available on the device. Oura focuses ...

University of Texas at Dallas researchers, in partnership with Texas-based biotech company EnLiSense, have demonstrated a ...

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