The pulse oximeter is a compact and easy-to-use device that tracks the oxygen level in your body. By simply attaching it painlessly to your fingertip, it sends light waves through your finger to analyze your pulse rate and oxygen saturation. Once the assessment is complete, the device’s screen will display the percentage of oxygen in your blood from your heart, along with your pulse rate. This article will delve into the importance of these measurements provided by a pulse oximeter and their impact on your well-being.