Don't let failing oxygen sensors compromise your engine's performance. O2 sensors are critical to emissions control on your car, SUV or truck. As the name implies, the O2 sensor (also called an ...

The new Apple Watch Series 6 includes a sensor that allows the watch to measure blood oxygen levels. The device is a long-awaited addition to Apple’s suite of health tools, but it tracks oxygen levels ...

If oxygen falls below 19.5 percent or increases above 23.5 percent, a dangerous, hazardous situation for employees exists, according to the Occupational Safety and Health Administration (OSHA). Oxygen ...

Many readers are likely already familiar with the oximeters that measure blood oxygen levels via the patient's finger. Well, scientists have now developed a device that works on the same principle, ...

Apple spent much of its live-streamed event yesterday speaking to the ways in which the Apple Watch can help users take better control of their health. The new Apple Watch Series 6 even comes complete ...

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

Sarah Mitroff has worn many hats at CNET, including Senior Mobile Editor and Managing Editor of Health and Wellness. Currently, she is a freelance editor. Throughout her career, she's written about ...