There’s a new wearable health sensor in town called the Pulse Oximeter. We’ve got the lowdown on what it does.
https://www.digitaltrends.com/wearables/what-is-a-pulse-oximeter-and-why-should-you-care/
https://www.digitaltrends.com/wearables/what-is-a-pulse-oximeter-and-why-should-you-care/
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