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A leaked internal document has pinned the Oura Ring 5 announcement to May 28, 2026 — months ahead of what most outlets were predicting. The next-gen smart ring is smaller, more comfortable, and ships ...

Using Sparkfun MAX3010X library https://github.com/sparkfun/SparkFun_MAX3010x_Sensor_Library SpO2 is calulated from square root means of all raw data at 50Hz sampling ...

Google just made sleep tracking dramatically more affordable. The new Fitbit Air, announced May 7, 2026, costs $99.99 with no mandatory subscription - undercutting Whoop, Oura and most of the premium ...

If you're 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 ...

Google has officially launched the “Google Fitbit Air,” confirming months of rumors about its new screenless fitness tracker. The fitness tracker offers passive wellness tracking with a suite of ...

Google has brought back the Fitbit brand for a new, affordable tracker. Promising up to a week of battery life and superlight build, the Fitbit Air is now available to pre-order, starting at £84.99 / ...

We can stop the social media stalking as of this morning and tell you that the Fitbit Air is now official from Google. The screen-less device is as we reported earlier, a $99 wrist wearable that’ll ...

Abstract: Noncontact prediction of peripheral oxygen saturation (SpO2) is necessary for monitoring vital signs of patients afflicted by infectious disease or sensitive to skin irritation. Recently, ...

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 ...

I'm PCMag's managing editor for consumer electronics, overseeing an experienced team of analysts covering smart home, home entertainment, wearables, fitness and health tech, and various other product ...