Skip to Content
Home > Patients & Visitors > DAISY Award Nomination > Oxygen Saturation
View Additional Content In This Section
Oxygen saturation refers to the amount of oxygen being carried in
the red blood cells, which load up with oxygen in the lungs and then transport
it to the rest of the body. People who have medical conditions, such as lung
disease, may not have enough oxygen in their red blood cells.
Oxygen saturation can be measured by a device called an oximeter.
Oxygen saturation of less than 90% is a sign that the lungs and heart are not
Current as of:
August 21, 2015
Anne C. Poinier, MD - Internal Medicine & Mark A. Rasmus, MD - Pulmonology, Critical Care Medicine, Sleep Medicine
To learn more about Healthwise, visit Healthwise.org.
© 1995-2015 Healthwise, Incorporated. Healthwise, Healthwise for every health decision, and the Healthwise logo are trademarks of Healthwise, Incorporated.