If someone’s blood oxygen level falls below 60 mm Hg, there may not be enough oxygen reaching the body’s vital organs. This can lead to symptoms such as shortness of breath and dizziness. This article ...

Apple has your health in mind when it comes to the Apple Watch, which is why it added a blood oxygen sensor starting with the Series 6. This technology can tell if you’re getting enough oxygen to your ...

The Fitbit Charge 6, the latest addition to Fitbit's lineup of fitness trackers, has introduced a significant advancement in health monitoring with its built-in blood oxygen saturation (SpO2) feature.

For millions of Apple Watch Series 9, Series 10 and Ultra 2 users who didn’t have the blood oxygen monitoring (SpO2) feature on their smartwatches, last week’s software updates offered a key ...

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A further drop in SpO2 below this threshold is defined as hypobaric hypoxia—or low blood oxygen level at higher altitude. Alcohol relaxes blood vessel walls, increasing the heart rate during sleep, an ...