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What your blood oxygen reading reveals about your health – and when to worry

For a healthy adult sitting at sea level, a pulse oximeter should read between 95 and 100 percent. That is the normal band clinicians use. Once the number slips below 90 percent, you have crossed the ...
Hackaday

How Pulse Oximetry Figures Out Your Blood Oxygen Levels

If you’ve ever had a medical team investigating cardiac issues, you’ve probably had a bunch of electrodes stuck all over your chest and been hooked up to an electrocardiogram. This is the gold ...
RAPS

Pulse Oximeters: FDA drafts guidance to address performance disparities

The US Food and Drug Administration (FDA) has proposed guidance on developing pulse oximeters primarily used in hospital settings or doctors' offices to address differences in the effectiveness of the ...
CNN

FDA issues draft guidance to improve accuracy of pulse oximeters for people with darker skin tones

Years of research have showed that pulse oximeters yield less accurate readings for people with darker skin tones, and now the US Food and Drug Administration is proposing guidance to help make these ...