Wired

So Your Wearable Tracks Blood Oxygen Data. How Do You Use It?

Oxygen is absorbed by a protein in your blood called hemoglobin. When you breathe, your lungs load up blood cells with oxygen, then the pumping of your heart circulates the oxygen-rich blood through ...
Business Insider

How to easily monitor your blood oxygen levels at home to make sure you're within a normal, safe range

Normal blood oxygen level is either 95%-100% SpO2 on an oximeter or 80-100 mm Hg from an ABG test. ABG tests are more accurate than pulse oximeters, which have a ...
Wareable

Fitbit Estimated Oxygen Variation: We explain SpO2, sleep apnea and blood oxygen

One of the most important metrics on a Fitbit tracker is the Estimated Oxygen Variation – and now that every tracker is fitted with an SpO2 sensor, everyone can take advantage. Blood oxygen can be ...
Wareable

Apple Watch blood oxygen: How it works, why it was banned, and more

Measuring blood oxygen levels on the Apple Watch has been a staple of its health monitoring experience since it arrived. Yet, an ongoing patent dispute in the US has complicated matters over the last ...