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 ...

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 ...