CONTEC’s CMS50NA is a compact pulse oximeter that is lightweight, easy to carry, and yet effective when it comes to tracking your blood saturation levels and pulse rate.

Need to use a pulse oximeter at home? Our nine best picks for pulse oximeters in 2024 come recommended by healthcare professionals.

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 use of a pulse oximeter allows pilots to monitor the oxygen saturation of hemoglobin in their blood. How a pulse oximeter works is pretty ingenious.

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 ...

Although a new study showed the devices are more error-prone in people with darker skin, doctors say they are still useful for anyone monitoring Covid-19 at home.