A pulse oximeter is a device that clips on your finger, toe, or earlobe to measure blood oxygen saturation. Here's how it ...

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 ...

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 ...

A dangerously low oxygen level—usually below 92%—can cause shortness of breath, confusion, chest pain, or fainting. It’s often triggered by lung or heart conditions like COPD, asthma, or heart ...

Medically reviewed by Steffini Stalos, DO Key Takeaways The oxygen desaturation index (ODI) measures how often and how much your blood oxygen level drops while you sleep.A normal ODI is fewer than ...

Stuart Marshall is a councillor (non-executive director) for the Australian and New Zealand College of Anaesthetists (ANZCA) David A. Story is a councillor (non-executive director) for the Australian ...

Oxygen therapy can help people with certain health conditions, such as emphysema, sleep apnea, or severe COVID-19, get enough oxygen to stay well and function. Oxygen therapy may be a temporary ...

NEW ORLEANS — An investigational device that measures ocular oxygen saturation may help detect disease earlier and potentially preserve sight, according to a presenter at the Academy ’23 Innovations ...