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

All of which is a long way of suggesting that you should buy a pulse oximeter and have it handy in case you get Covid.

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.

The theory behind a pulse oximeter relies on the fact that hemoglobin absorbs red and infrared light differently based on its oxygenation levels.

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 ...

Covidien’s Nellcor pulse oximetry facilitates quick, noninvasive screenings for CCHD. The products are FDA-510(k) cleared for use on neonates, so phys ...