pH is a scale used to determine how acidic or basic a substance is. Our bodies work very closely to control the pH of our blood and other body fluids. Maintaining a balanced pH is essential to good health.

SaO2 index is one of the important indexes, which has a great influence on human health. So what is SaO2? What does it mean and why do we have to check it regularly? Let's find out the article below to help you answer those questions, and at the same time give you a better understanding of SaO2 knowledge.