A pulse oximeter is a device that clips on your finger, toe, or earlobe to measure blood oxygen saturation. Here's how it works and how to read it.
(CNN) — Scientists have long known that pulse oximeters are less accurate when used for people with dark skin tones – and now, a new report offers some insight into just how much more inaccurate these ...
Which pulse oximeter is best? Before the outbreak of the COVID-19 pandemic, most people had likely never heard of a pulse oximeter. Now, this handy, potentially life-saving device has become ...
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