Pulse oximetry can estimate the levels of oxygen in your blood. Find out how a pulse oximetry test works, what it's used for, and what the readings mean.

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.

Knowing how to use a pulse oximeter can become handy during the COVID-19 pandemic. Here's how you can actually use it.

So some people are buying their own device – a pulse oximeter – to monitor their oxygen levels at home. Other people are routinely supplied pulse oximeters as part of their COVID home-care ...

Months later, pulse oximeters are easier to procure -- they're in stock at some stores, and there are still some decent deals to be found. Whether or not you actually need one is a different story.

Before the coronavirus pandemic, most Americans had heard about pulse oximeters only via TV shows where EMTs shout out a patient’s “pulse ox” — or measure of oxygen in the blood. But when ...

The Open Oximetry Project is a multi-year initiative to improve access to safe pulse oximeters worldwide by sharing data and creating new standards and technologies for oximeter validation that better ...

Pulse oximeters: Vital signs, at your fingertips A pulse oximeter is a small medical device that measures heart rate and blood oxygen saturation.