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, ...

In this 2025 wellness update, BloodVitals details how the BloodVitals Pulse Oximeter is aligned with rising public interest in real-time, pain-free blood oxygen level monitoring at home. As more ...

Thanks to new OS updates rolling out now, you can once again use your Apple Watch to measure the oxygen level in your blood. In a news update, the company announced that the “redesigned” Blood Oxygen ...

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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 ...

Researchers have combined a new oxygen-sensing film with machine learning to create a wearable sensor capable of measuring tissue oxygenation through skin. The device could be used to monitor a person ...

If you’ve had a checkup, a medical professional may have clipped a device to your finger to measure your oxygen saturation (SpO2) and pulse. Until last year, that was my only experience with such ...