Lindsay Modglin is a nurse and professional writer who regularly writes about complex medical topics, as well as travel and the great outdoors. She holds a professional certificate in scientific ...

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 ...

Blood oxygen level is the amount of oxygen circulating in the blood. During an asthma attack, a person may have a lower blood oxygen level, as asthma can reduce the capacity to take in oxygen. Red ...