A pulse oximeter is a device that clips on your finger, toe, or earlobe to measure blood oxygen saturation. Here's how it works and how to read it.
Hosted on MSN
Sleep Apnea and Low Blood Oxygen During Sleep
People with obstructive sleep apnea (OSA) typically have low oxygen levels when they sleep because of gaps in their breathing. Blood oxygen during sleep is considered low if levels are below 95%.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results