Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His team covers all things technology, including AI, smartphones, computers, game consoles, ...

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Apple removed blood oxygen monitoring from the Apple Watch in early 2024. Somebody has to blink for it to return, and it looks like neither Masimo nor Apple are going to budge. Blood oxygen monitoring ...

Starting today, if you buy an Apple Watch Series 9 or Watch Ultra 2 it won’t be able to tell you your blood oxygen levels, a feature that Apple heavily touted when first introducing the capability in ...

Fingertip monitors known as pulse oximeters that can be used at home to detect low blood oxygen levels (hypoxemia) give higher readings for patients with darker than lighter skin tones, finds the ...

The devices don’t work as well on people with darker skin, and experts say the agency should call for more testing and labeling. The devices don’t work as well on people with darker skin, and experts ...