Healthy Lung Habits · Lungs
Spirometry and oxygen saturation measure the lung's working conditions.
Two measurements show up in most lung check-ups. Spirometry asks you to blow as hard and long as you can into a tube, measuring how much air you move and how fast. Oxygen saturation is that clip on your finger, reading blood colour to estimate how loaded your hemoglobin is.
There's more: spirometry and oxygen saturation measure the lung's working conditions. The full explanation — and the interactive version you can tap and quiz yourself on — lives in the app.
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