One of the most important metrics on a Fitbit tracker is the Estimated Oxygen Variation – and now that every tracker is fitted with an SpO2 sensor, everyone can take advantage. Blood oxygen can be ...

Medical terms like blood oxygen, spO2 levels, and oxygen saturation became more popular during the peak COVID-19 pandemic. The Delta variant had taken a massive toll on the population, leading to ...

Doctors say one of the best ways to monitor patients with COVID-19 is by tracking their blood oxygen levels, which can show when they have dangerous breathing problems — even if they don’t feel short ...

All products featured on WIRED are independently selected by our editors. However, we may receive compensation from retailers and/or from purchases of products through these links. Learn more. Oxygen ...

Oxygen is essential for life and a reactive player in many chemical processes. Accordingly, methods that accurately measure oxygen are relevant for numerous industrial and medical applications: They ...

Apple has your health in mind when it comes to the Apple Watch, which is why it added a blood oxygen sensor starting with the Series 6. This technology can tell if you’re getting enough oxygen to your ...

Apple has been selling the Apple Watch Series 9 and Apple Watch Ultra 2 without the blood oxygen monitoring feature in the U.S. since mid-January, and while we've suspected Apple would be able to ...