Blood Oxygen Levels: Everything you need to Know

by Medanta1
Published: March 23, 2024 (3 months ago)
Our blood cells are carriers of oxygen, and each blood cell may carry around four molecules of oxygen from the lungs to different body organs. We can use a pulse oximeter to estimate the blood oxygen levels. This non-invasive equipment works by sending infrared rays into the capillaries when placed on the fingertip or earlobe. It estimates the oxygen level by measuring the light reflected.