The Apple Watch’s SpO2 sensor that allows wearers to measure their blood oxygen levels was impressive when it first debuted, but it may be even more accurate than initially marketed. According to a ...

Fitbit launched its first proper smartwatch in 2017. The Ionic, along with most of its recent wearables, features a dormant SpO2 sensor that can be used for blood oxygen tracking. More users are now ...

Let's get the disclaimer out of the way first: I'm not a doctor. Nothing I'm going to tell you is backed by any medical training. You should definitely see your doctor before making any decisions, ...

If you own a Fitbit Charge 3, Ionic, Versa, Versa Lite, or Versa 2, it's time to check the app for a new Estimated Oxygen Variation Graph. The graph will display your blood's oxygen level, using the ...

Pulse oximeters measure blood oxygen level — how much oxygen is present in your blood and how well it is transported to the extremities (blood pressure monitors are different). Medical pulse oximeters ...

Huawei Band 4 launched last October in China for 199 Yuan ($28). It later landed the Indian shores in late January for the same price tag of ₹1,999 ($28). Now, the fitness tracker is receiving a new ...

Mercey Livingston is a health and wellness writer and certified Integrative Nutrition Health Coach. She's written about fitness and wellness for Well+Good, Women's Health, Business Insider, and ...