In this final part, we look at how to measure oxygen saturation before giving oxygen. Taking a baseline reading is essential, as levels can rise quickly once oxygen is administered. A small, simple tool — but a critical step in emergency care. Missed Part 1 or 2? Find them on our profile. Follow us for more training content. | Scuba Scape

Why You Shouldn't Ignore Low Oxygen Warning Signs

Oxygen Saturation Capacity (SO2) Test Purpose, Procedure, Result and Interpretation | Lab Tests Guide

Saturation (the level of oxygen in the blood) is measured using a pulse oximeter.

Oxygen saturation: normal and pathological values

Blood Oxygen Levels | Overview, Saturation & Measurement