A U.S. Customs ruling has allowed Apple to restore blood oxygen readings for U.S. Apple Watch buyers for whom the feature was disabled in early 2024. For these users, the redesigned approach works by ...

Advances in sensor materials and optoelectronics have enabled novel optical sensors for applications in life sciences, pharmaceuticals, biotechnology, and more. Compared with electrochemical sensing ...

If you own a recent Apple Watch, you'll soon regain access to blood oxygen monitoring. Later today, owners of the Apple Watch Series 9, Series 10, and Ultra 2 will be able to download an update that ...

If you buy something from a Verge link, Vox Media may earn a commission. See our ethics statement. is a senior reviewer covering laptops and other gadgets. Monica was a writer for Tom’s Guide and ...

Real-Time, Noninvasive Measurement in Multiwell Plates Is Now Possible During Incubation Cell culture has historically been performed at near ambient atmospheric (18–21%) partial pressure of oxygen ...

Managing Editor Alison DeNisco Rayome joined CNET in 2019, and is a member of the Home team. She is a co-lead of the CNET Tips and We Do the Math series, and manages the Home Tips series, testing out ...

A healthy blood oxygen level is 75–100 mm Hg, or 95–100%. Low blood oxygen levels, known as hypoxemia, may be a cause for concern. Your blood oxygen level is a measure of how much oxygen your red ...

Oxygen is essential for adequate cellular functioning and highly specialized systems have developed to maintain a delicate balance during conditions of relatively low to high levels of oxygen ...

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A University of Massachusetts scientist has developed a medical device that monitors oxygen and acid levels in muscles, which is designed to alert medical providers when a patient may be going into ...