Put simply, SpO2 is a measure of blood oxygen saturation. The more oxygen you have in your blood, the higher your SpO2 levels are going to be. Seeing as our bodies need oxygen to survive, we can ...

A healthy blood oxygen level is 75–100 mm Hg, or 95–100%. Low blood oxygen levels, known as hypoxemia, may be a cause for concern. Your blood oxygen level is a measure of how much oxygen your red ...

If you are tired of bulky smartwatches, the new Fitbit Air might be exactly what you need. Dropping May 19 for $99.99, this screenless tracker weighs just 12 grams – less than half the weight of a ...