Normal blood oxygen levels for healthy adults are between 95% and 100%. Hypoxemia symptoms include shortness of breath, fatigue, and bluish-colored skin. Some health conditions and exercise can affect ...

A PaO2 test measures oxygen pressure in arterial blood to help guide treatment for respiratory issues. This test is part of an arterial blood gas (ABG) test, which also measures other components like ...

Medical terms like blood oxygen, spO2 levels, and oxygen saturation became more popular during the peak COVID-19 pandemic. The Delta variant had taken a massive toll on the population, leading to ...