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 ...

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 ...

Vital signs measure the body’s most essential functions. They include heart rate, body temperature, respiratory rate, blood pressure, and oxygen saturation. Healthcare professionals use vital signs to ...