Some Pixel Watch owners say SpO2 and skin temperature tracking disappeared after a recent Fitbit update, and Google is ...

I tested the Eight Sleep Pod 5, Garmin Venu 4 smartwatch and the Oura Ring 4 Ceramic for 90 days to determine if the trackers ...

Why it matters: O2 sensors feed critical data to your ECU, helping maintain the ideal air-fuel ratio for performance, efficiency, and emissions control. Reading the signals: Healthy upstream sensors ...

A $100 band with a full-featured app is not a combination we've seen on the market yet.

Dive into The Register's online archive of incisive tech news reporting, features, and analysis dating back to 1998 ...