What's pulse oximetry? Pulse oximetry is a take a look at that makes use of a small, clip-like device referred to as a pulse oximeter (Pulse Ox) to measure oxygen levels in your blood. If you breathe, your lungs take in oxygen and send it into your bloodstream. This oxygen-wealthy blood is carried by your crimson blood cells into your heart, which pumps it to the rest of your physique. But when a health condition causes your blood oxygen level (oxygen saturation) to get too low (a condition referred to as hypoxemia), it can make it laborious in your physique to work properly. The longer your blood oxygen degree stays low, the upper the risk is of injury to your tissues and organs. Pulse oximetry is a painless and quick approach to find out if your oxygen stage is too low. Quick remedy of low blood oxygen might enable you avoid serious complications. What is it used for? Pulse oximetry is used to examine your blood oxygen stage.

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