Pulse oximetry is a tool that provides clinical guidance. When physicians are aware of the limitations of their tools, they modify their behavior – witness the many instances where a more accurate and ...

DETROIT – If you or a loved one has had a case of COVID-19, you may be familiar with the Pulse Ox device to check how much oxygen you have in your blood. It’s often the first clue that a COVID patient ...

Typically clipped over a finger (though a toe or ear lobe works, too), a pulse oximeter transmits light from sensors on one side of the device through the body part to sensors on the other side. In ...

Dear Doctor: What is “pulse ox”? My sister keeps telling our mom and dad (they’re 74 and 77) that they should be keeping keep track of it, especially right now. She hasn’t been too good at explaining ...

Which pulse oximeter is best? Before the outbreak of the COVID-19 pandemic, most people had likely never heard of a pulse oximeter. Now, this handy, potentially life-saving device has become ...

The doctors and nurses didn’t believe Tomisa Starr was having trouble breathing. Two years ago, Starr, 61, of Sacramento, California, was in the hospital for a spike in her blood pressure. She has ...

Medical assistant Evelyn Rivas removes a pulse oximeter from patient Ja-Mey Scott's index finger at Roots Community Health Center in Oakland recently. (Corinne Purtill/Los Angeles Times) Roots ...

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 multiple ...