Oxygen level in human body: Discover what normal oxygen levels

Discover what normal oxygen levels are, why they matter, and how to maintain them. Learn the signs of low oxygen , common causes, and natural ways to improve your oxygen levels . The blood oxygen levels of your body is a measure of how much oxygen the red blood cells are carrying 95 to 100 percent is considered normal. Understand why oxygen levels in the blood are important, what low levels mean, and when you should see a doctor for proper diagnosis and care.