Pulse oximeters were sold out on the websites of CVS and Walgreens, a search on Friday showed. US sales of pulse oximeters spiked on January 20 when the country’s first Covid-19 case was ...

Pulse oximeters are a commonly used device, used to quickly measure a person’s oxygen saturation. They are placed on a finger or an ear lobe to make readings, but can be hampered by the color of ...

The primary function of a pulse oximeter is to gather health data and notify you of any unusual readings. A normal blood oxygen saturation rate is around 95% with slight variations.

Coronavirus This tool for COVID-19 patients can detect if they need to go to the hospital Pulse oximeters are flying off store shelves but not everyone should be buying them, doctors said.

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.